The unit of Kc for reaction N2 + O2 ⇌ 2NO...? Mcqs

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The unit of Kc for reaction N2 + O2 ⇌ 2NO...?

(A) mol dm^-3
(B) mol^-2 dm^6

(C) mol^-1dm3
(D) No unit

✅ Correct Answer: No unit

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Source: This question is taken from the Everyday Science

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Addition reaction is also known as ____...?

(A) Combination Reaction
(B) Synthesis Reaction

(C) Decomposition Reaction
(D) Both A and B

✅ Correct Answer: Both A and B

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Source: This question is taken from the Everyday Science

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Which one of the following is not a fraction of crude oil...?

(A) Petroleum coke
(B) Ammonia

(C) Fuel oil
(D) Paraffin wax

✅ Correct Answer: Ammonia

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Source: This question is taken from the Everyday Science

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Which part of cell controls all the chemical reactions of the cell and it contains chromosomes...?

(A) Cell membrane
(B) Cytoplasm

(C) Vacuoles
(D) Nucleus

✅ Correct Answer: Nucleus

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Source: This question is taken from the Everyday Science

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What are the products in the reaction: CH4 + 2O2 → CO2 + 2H2O...?

(A) Methane and Oxygen
(B) Carbon dioxide and Water

(C) Hydrogen and Oxygen
(D) Carbon and Water

✅ Correct Answer: Carbon dioxide and Water

Comments

Source: This question is taken from the Everyday Science

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The energy released during fission or fusion reaction is called...?

(A) Solar energy
(B) Geothermal energy

(C) Tidal energy
(D) Nuclear energy

✅ Correct Answer: Nuclear energy

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Source: This question is taken from the Everyday Science

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Light dependent reaction takes place in ______...?

(A) Stroma
(B) Thylakoid

(C) Cristae
(D) Cisternae

✅ Correct Answer: Thylakoid

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Source: This question is taken from the Everyday Science

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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

✅ Correct Answer: Loss of Electrons

Comments

Source: This question is taken from the Everyday Science

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When parallel rays of light fall onto rough surface they are reflected in different directions and are scattered is called _____...?

(A) Regular Reflection
(B) Specular Reflection

(C) Diffused Reflection
(D) None

✅ Correct Answer: Diffused Reflection

Comments

Source: This question is taken from the Everyday Science

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What are the reactants in the reaction: CH4 + 2O2 → CO2 + 2H2O...?

(A) Methane and Oxygen
(B) Carbon dioxide and Water

(C) Hydrogen and Oxygen
(D) Carbon and Water

✅ Correct Answer: Methane and Oxygen

Comments

Source: This question is taken from the Everyday Science

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In constructive reaction _____ molecules are formed....?

(A) Small
(B) Medium

(C) Equal
(D) Large

✅ Correct Answer: Large

Comments

Source: This question is taken from the Everyday Science

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Which planets rotate in the opposite direction of the other planets...?

(A) Saturn and Jupiter
(B) Jupiter and Neptune

(C) Saturn, Jupiter and Mercury
(D) Venus and Uranus

✅ Correct Answer: Venus and Uranus

Comments

Source: This question is taken from the Everyday Science

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