Which one among the following is not a chemical change...?

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Which one among the following is not a chemical change...?

(A) Melting of ice

(B) Burning of fuel

(C) Explosion of firework

(D) Cooking raw food

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Source: This question is taken from the Everyday Science

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Which one of the following represents a chemical change_________...?

(A) Sublimation of iodine

(B) Heating a platinum wire in a Bunsen flame

(C) Heating of mercuric oxide powder

(D) Evaporation of alcohol

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Source: This question is taken from the Everyday Science

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A chemical change is called a _____...?

(A) Physical Change

(B) Phase Transition

(C) Chemical Interaction

(D) Chemical Reaction

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Source: This question is taken from the Everyday Science

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The simplest kind of matter which cannot be further split up into simpler substances by chemical reactions is called...?

(A) Compound

(B) Atom

(C) Molecule

(D) Element

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Source: This question is taken from the Everyday Science

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The chemical name of Laughing gas is___________...?

(A) Nitric oxide

(B) Nitrogen dioxide

(C) Nitrogen pentoxide

(D) Nitrous oxide

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Source: This question is taken from the Everyday Science

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What is the chemical name of Oil of Vitriol...?

(A) Hydrochloric Acid

(B) Sulphuric Acid

(C) Nitric Acid

(D) Muriatic Acid

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Source: This question is taken from the Everyday Science

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The chemical name of quartz is:...?

(A) Silicon Dioxide

(B) Stannous Oxide

(C) Aluminium Oxide

(D) None

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Source: This question is taken from the Everyday Science

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Which cell component is a jelly-like substance that contains many chemicals and facilitates chemical reactions...?

(A) Nucleus

(B) Cell Wall

(C) Cytoplasm

(D) Cell Membrane

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The chemical name of bauxite _______ ...?

(A) Aluminium Oxide

(B) Aluminium Chloride

(C) Aluminium Sulphite

(D) None of the above

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Source: This question is taken from the Everyday Science

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A device which converts chemical energy into electrical energy is called __________...?

(A) motor

(B) generator

(C) moving-coil meter

(D) battery

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Source: This question is taken from the Everyday Science

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Which organelle contains thread-like structures that store chemical instructions for cell growth and function...?

(A) Mitochondria

(B) Ribosomes

(C) Chromosomes

(D) Lysosomes

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Tocopherol is the chemical name of which vitamin...?

(A) vitamin C

(B) vitamin D

(C) vitamin A

(D) vitamin E

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Source: This question is taken from the Everyday Science

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The chemical name of chalk is...?

(A) Sodium nitrate

(B) Zinc sulfate

(C) Sulphuric acid

(D) Calcium carbonate

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Oxidation is a chemical reaction involving the __________...?

(A) Gain of Electrons

(B) Loss of Electrons

(C) Gain of Protons

(D) Loss of Protons

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Source: This question is taken from the Everyday Science

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Retinol is the chemical name of...?

(A) Vitamin A

(B) Vitamin B

(C) Vitamin C

(D) Vitamin K

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Which one of the following is not a sign of chemical change...?

(A) No change in composition

(B) A release of gas

(C) Change in colour, temperature, smell

(D) Production of a new material

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What is the chemical name of vitamin E...?

(A) Calciferol

(B) Tocopherol

(C) Riboflavin

(D) Phylloquinone

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The chemical name of “Acid” (Tezaab) is___________...?

(A) Sulfuric acid

(B) Sodium chloride

(C) Citric Acid

(D) None of these

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Which type of the following chemical reaction is CaO + CO2 → CaCO2:...?

(A) Combination Reaction

(B) Decomposition Reaction

(C) Neutralization Reaction

(D) None

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Naturally occurring enzyme used as a defense chemical by bacteria ______...?

(A) Defense protein

(B) Restriction enzyme

(C) Hydrolytic enzyme

(D) Ligase enzyme

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Source: This question is taken from the Everyday Science

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Which one among the following is not a chemical change...? Mcqs

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