Metal and Non Metal MCQ. We covered all the Metal and Non Metal MCQ in this post for free so that you can practice well for the exam.
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MCQ on Metal and Non Metal for Students
When sodium is exposed to air, what products will be formed
(a) Na₂O
(b) NaOH
(c) Na₂CO3
(d) All of these
Option d – All of these
Zn + H₂O (Steam) -> A+ B, In the equation A and B, are
(a) Zn, H only
(b) ZnH₂ and O₂
(c) ZnO₂ & O₂
(d) ZnO & H₂
Option d – ZnO & H₂
The correct order of increasing chemical reactivity of the following metals is
(a) Zn<Fe<Mg < K
(b) Fe<Mg < Zn<K
(c) Fe<Mg<K<Zn
(d) Fe<Zn<Mg < K
Option d – Fe
Consider the following option: Nitrogen is an essential constituent of (i) soils (ii) animals (iii) plants Which of the options given above is/are correct?
(a) (iii) only
(b) (i) and (iii) only
(c) (i) and (ii) only
(d) (i), (ii) and (iii)
Option c – (i) and (ii) only
When iron is left exposed to open air, it gets rusted. Which constituent(s) of air is /are responsible for rusting iron? (i) Oxygen gas present in air (ii) Moisture present in the air (iii) Carbon dioxide gas present in air Select the correct answer using the code given below :
(a) (i) only
(b) (ii) only
(c) (i) and (ii)
(d) (ii) and (iii)
Option c – (i) and (ii)
Which of the following is the correct ratio, for mixing conc. HCI with conc. HNO3 to form aqua regia?
(a) 3 : 1
(b) 1 : 3
(c) 4 : 1
(d) 1 : 4
Option a – 3 : 1
Which of the following is reduced using carbonate ore?
(a) Ca
(b) Al
(c) Zn
(d) Mg
Option c – Zn
Which of the following metal will melt when you keep it on your palm?
(a) Lithium
(b) Caesium
(c) Sodium
(d) Potassium
Option b – Caesium
Which of the following non-metal is lustrous?
(a) Fluorine
(b) Chlorine
(c) Iodine
(d) Bromine
Option c – Iodine
Copper can be extracted from
(a) Kupfernickel
(b) Dolomite
(c) Galena
(d) Malachite
Option d – Malachite
A student added zinc granules to copper sulphate solution taken in a test tube. Out of the following, the correct observation (s) made by of the student will be I. Zinc granules have no regular shape. II. Zinc granules have silvery grey colour. III. The colour of zinc granules changed to brownish black
(a) I only
(b) II only
(c) III only
(d) I, II and III
Option c – III only
A metal, which forms a protective layer of its oxide in reaction with atmospheric oxygen, on its surface is
(a) sodium
(b) aluminium
(c) potassium
(d) magnesium
Option b – aluminium
The melting point of magnesium halides decreases in order. Choose the correct option.
(a) MgF2>MgCl2 > MgBr2 > MgI2
(b) MgI2>MgBr2 > MgCl2 > MgF2
(c) MgCl2>MgBr2 > MgF2>Mgl2
(d) MgCl2>MgBr2 > MgI2 > MgF2
Option a – MgF2>MgCl2 > MgBr2 > Mgl2
Identify the pair of elements from among the following which has the same number of valence electrons.
(a) Cl, Ar
(b) C, Ge
(c) Na, Ca
(d) K, Mg
Option b – C, Ge
Two metals which will displace hydrogen and two metals which will not displace hydrogen from dilute acids, respectively are
(a) potassium, calcium, aluminium and zinc
(b) sodium, calcium, zinc and iron
(c) zinc, iron, copper and mercury
(d) copper, mercury, silver and gold
Option c – zinc, iron, copper and mercury
The important metal used with iron to produce stainless steel is
(a) carbon
(b) tin
(c) chromium
(d) aluminium
Option c – chromium
The first metal used by man was
(a) gold
(b) Silver
(c) copper
(d) iron
Option c – copper
Which one is not metal?
(a) Sulphur
(b) Sugar
(c) Nitrogen
(d) All of these
Option d – All of these
On a cold morning, a metal surface will feel colder on touch than a wooden surface, because :
(a) metal has a high specific heat
(b) metal has a high thermal conductivity
(c) metal has a low specific heat
(d) metal has a low thermal conductivity
Option b – metal has a high thermal conductivity
A metal M has its chloride formula MCI3 and the equivalent of metal is 9. The atomic weight of an element is the weight
(a) 9
(b) 18
(c) 27
(d) 3
Option c – 27
What is anode mud?
(a) Fan of the anode
(b) Metal of anode
(c) Impurities collected at the anode in electrolysis during the purification of metals
(d) All of these
Option c – Impurities collected at the anode in electrolysis during the purification of metals
Which of the following pairs will give displacement reactions?
(a) ZnSO4 solution and Aluminium metal
(b) MgCl₂ solution and aluminium metal
(c) FeSO4 solution and silver metal
(d) AgNO3 solution and copper metal.
Option d – AgNO3 solution and copper metal
Food cans are coated with tin and not with zinc because
(a) zinc is costlier than tin.
(b) zinc has a higher melting point than tin.
(c) zinc is more reactive than tin.
(d) zinc is less reactive than tin.
Option c – zinc is more reactive than tin
Which of the following metal reacts with water/steam to produce oxide instead of hydroxide?
(a) sodium
(b) potassium
(c) calcium
(d) magnesium
Option d – magnesium
Which of the following non-metals sublimes on heating?
(a) fluorine
(b) chlorine
(c) bromine
(d) iodine
Option d – iodine
Cu₂S+2Cu₂O -> 6Cu+SO2 In which process of metallurgy of copper, the above equation, is involved?
(a) roasting
(b) self-reduction
(c) refining
(d) purification
Option b – self-reduction
Matrix is defined as
(a) the unwanted foreign material present in the ore
(b) the flux added to remove the unwanted impurities from the ore
(c) the slag formed as a result of the reaction of flux with gangue
(d) the material used in the reduction of metal oxide to metal
Option a – the unwanted foreign material present in the ore
German silver is a mixture of
(a) copper and zinc
(b) copper and tin
(c) copper, nickel and zinc
(d) aluminium, copper and traces of Mg and Mn.
Option c – copper, nickel and zinc
Red phosphorus is used in the manufacture of safety matches. This is due to the fact that
(a) it shows phosphorescence
(b) at ordinary temperatures, it is less reactive than other varieties of phosphorus
(c) it cannot be converted to white phosphorus on heating
(d) it does not react with halogen on heating
Option b – at ordinary temperatures, it is less reactive than other varieties of phosphorus
When a metal is added to dilute HCI solution, there is no evolution of gas. Metal is
(a) K
(b) Na
(c) Ag
(d) Zn
Option c – Ag
The steps involved in the metallurgical process are
(a) Crushing & grinding of the ore
(b) Concentration of the ore or enrichment of the ore
(c) Extraction of metal from the concentrated ore
(d) All of these
Option d – All of these
Duralumin is an alloy of
(a) Sn
(b) Zn
(c) Al
(d) None of these
Option c – Al
If copper is kept open in the air, it slowly loses its shining brown surface and gains a green coating. It is due to the formation of
(a) CuSO4
(b) CuCO3
(c) Cu(NO3)2
(d) CuO
Option b – CuCO3
Which of the following can undergo a chemical reaction?
(a) MgSO4 + Fe
(b) ZnSO4 + Fe
(c) MgSO4 + Pb
(d) CuSO4 + Fe
Option d – CuSO4 + Fe
2 mL each of concentrated HCI, HNO3 and a mixture of concentrated HCl and concentrated HNO3 in the ratio of 3 : 1 were taken in test tubes labelled as A, B, and C. A small piece of metal was put in each test tube. No change occurred in test tubes A and B but the metal got dissolved in test tube C respectively. The metal could be
(a) Al
(b) Au
(c) Cu
(d) Pt
Option b – Au
When element M of the IA group reacts with water, it gives
(a) MOH+O₂
(b) MOH + H₂O
(c) MOH + H₂
(d) MH + H₂
Option c – MOH + H₂
Which compound is used for making foils used in packing food materials?
(a) AgNO3
(b) AgO
(c) AgBr
(d) AgCl
Option c – AgBr
In the reaction M + O₂ → MO₂ (superoxide) the metal is
(a) Li
(b) Na
(c) K
(d) Ba
Option d – Ba
Among the following groups of oxides, the group that is not reduced by smelting is
(a) ZnO, Fe₂O3
(b) SnO₂, PbO
(c) MnO₂, ZnO
(d) CaO, MgO
Option d – CaO, MgO
Which of the following non-metal exists in a liquid state?
(a) Fluorine
(b) Chlorine
(c) Iodine
(d) Bromine
Option d – Bromine
The electronic configurations of three elements X, Y and Z are X -2, 8; Y-2, 8, 7 and Z-2, 8, 2. Which of the following is correct?
(a) X is a metal
(b) Y is a metal
(c) Z is a non-metal
(d) Y is a non-metal and Z is a metal
Option d – Y is a non-metal and Z is a metal
Al₂O3 2SiO2.2H₂O is the chemical formula of
(a) Bauxsite
(b) Haemetite
(c) China Clay
(d) Monazite
Option a – Bauxsite
Volatile metals are purified by
(a) Oxidation
(b) Distillation
(c) Liquation
(d) Electrolytic refining
Option b – Distillation
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