Electron Configuration in Hindi

Electron Configuration in Hindi. We covered all the Electron Configuration in Hindi in this post for free so that you can practice well for the exam.

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Electron Configuration Objective in Hindi for Students

Which one of the following constitutes a set of transition elements?

(A) N, P, As

(B) Zn, Cd, Hg

(C) O, S, Se

(D) Fe, Co, Ni

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Which of the following statement(s) is (are) correct when a mixture of NaCl and K₂Cr2O7 is gently warmed with conc. H₂SO4?

(A) A deep red vapor is evolved

(B) The vapor when passed into the NaOH solution gives a yellow solution of Na2CrO4

(C) Chlorine gas is evolved

(D) Chromyl chloride is formed

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The transition elements exhibit

(A) color

(B) magnetic properties

(C) Variable oxidation states

(D) All the above

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The common oxidation states of titanium are

(A) +2, +3, +4

(B) +4, +5, +6

(C) +3, +4

(D) -3, -4

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The elements in which differentiating electron enters the d-orbital of the penultimate shell is known as

(A) Alkali metal

(B) Alkaline earth metal

(C) Transition metal

(D) None of the above

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Transition elements show variable oxidation states because they lose electrons from the following orbitals

(A) ns and np

(B) (n-1) d and ns

(C) (n-1) d

(D) ns

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Iron is an

(A) Normal element

(B) Transition element

(C) Typical element

(D) Inert element

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Which of the following is not a transition element?

(A) Cd

(B) Hg

(C) Zn

(D) All of these

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Transition elements in general

(A) Exhibit inert pair effect

(B) Do not act as catalysts

(C) Exhibit variable valency

(D) Have a low melting point

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The magnetic property of transition elements is mainly due to

(A) the Spin of the electron

(B) the Orbital motion of the electron

(C) Both of the above

(D) None of the above

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The metallic bond strength in the first transition series increases from

(A) Sc to Mn

(B) Sc to Cr

(C) Cr to Zn

(D) Sc to Cu

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Which of the following is a correct statement

(A) Iron is an element of the third transition series

(B) Iron is an f-block element

(C) Iron is an element of the first transition series

(D) None of these

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The pair in which both the elements generally show only one oxidation state is

(A) Sc and Zn

(B) Zn and Cu

(C) Cu and Ag

(D) Zn and Au

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Transition elements are generally

(A) All metals

(B) All non-metals

(C) Metals and nonmetals

(D) None of the above

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