Narendra Awasthi Physical Chemistry for NEET. We covered all the Narendra Awasthi Physical Chemistry for NEET MCQs in this post for free so that you can practice well for the exam.
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Narendra Awasthi Physical Chemistry Objective for NEET Students
Which one of the following is water gas?
(a) Mixture of carbon monoxide and hydrogen.
(b) Mixture of carbon monoxide and nitrogen.
(c) Mixture of carbon dioxide and water vapor.
(d) Mixture of carbon monoxide and water vapor.
Option a – Mixture of carbon monoxide and hydrogen
Which one of the following is the chemical name of baking soda?
(a) Sodium bicarbonate (Sodium hydrogen carbonate).
(b) Sodium carbonate.
(c) Potassium bicarbonate (Potassium hydrogen carbonate).
(d) Potassium carbonate.
Option a – Sodium bicarbonate (Sodium hydrogen carbonate)
The density of water is:
(a) Maximum at 0°C.
(b) Minimum at 0°C.
(c) Maximum at 4°C.
(d) Minimum at -4°C.
Option c – Maximum at 4°C
The phosphorus used in the manufacture of safety matches is:
(a) Red phosphorus.
(b) Black phosphorus.
(c) White phosphorus.
(d) Scarlet phosphorus.
Option a – Red phosphorus
Which one of the following is not a chemical change?
(a) Ripening of fruits.
(b) Curdling of milk.
(c) Freezing of water.
Option c – Freezing of water
Soap is sodium or potassium salt of:
(a) Stearic acid.
(b) Oleic acid.
(c) Palmitic acid.
(d) All of these.
Option d – All of these
When one strikes a safety match, the first step is:
(a) Burning of sulfur.
(b) Decomposition of potassium chlorate into potassium chloride and oxygen.
(c) Conversion of a small amount of red phosphorus into white phosphorus.
(d) Burning of glue and starch.
Option c – Conversion of a small amount of red phosphorus into white phosphorus
Which one of the following is an example of chemical change?
(a) Burning of paper.
(b) Magnetization of soft iron.
(c) Dissolution of cane sugar in water.
(d) Preparation of ice cubes from water.
Option a – Burning of paper
Which one of the following statements is not correct?
(a) Hydrogen is an element.
(b) Hydrogen is the lightest element.
(c) Hydrogen has no isotopes.
(d) Hydrogen and oxygen form an explosive mixture.
Option c – Hydrogen has no isotopes
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