NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 816 - 820 of 1258

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Question number: 816

» Basic Concepts in Chemistry » Physical Quantities and Measurements

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MCQ▾

Question

Which of the following relation is true regarding Fahrenheit scale and Celsius scale?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 817

» Basic Concepts in Chemistry » Mole Concept

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MCQ▾

Question

reacted with excess of and produced x gm of a non-stoichiometric compound The value of x is?

Choices

Choice (4) Response

a.

1.44

b.

1.77

c.

2

d.

All of the above

Question number: 818

» Organic Compounds with Oxygen » Preparation, Properties and Reactions and Uses

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Assertion-Reason▾

Question

Assertion (Ꭺ)

The water solubility of the alcohols follow the order-t-butyl alcohol > s-butyl alcohol > n-butyl alcohol.

Reason (Ꭱ)

Alcohols form H-bonding with water to show soluble nature.

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

b.

Ꭺ is false but Ꭱ is true

c.

Both Ꭺ and Ꭱ are false

d.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

Question number: 819

» Basic Concepts in Chemistry » Concept of Atom, Molecule, Element and Compound

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MCQ▾

Question

Common salt obtained from sea – water contains 95% mass. The approximate number of molecular present in salt is?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 820

» Basic Concepts in Chemistry » SI Units

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MCQ▾

Question

Which of the following is units of energy?

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above