NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Chemistry: Questions 804 - 810 of 3111

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Question 804

Question MCQ▾

One atomic mass unit is equal is?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 805

Question MCQ▾

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

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 806

Question MCQ▾

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

Edit

Question 807

Question Assertion-Reason▾

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

Edit

Question 808

Question MCQ▾

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.

Edit

Question 809

Question MCQ▾

Which of the following is units of energy?

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Edit

Question 810

Question MCQ▾

What is the energy in required to excite the electron from state in hydrogen atom? (n- principal quantum number) .

Choices

Choice (4)Response

a.

10.2

b.

3.4

c.

13.6

d.

17

Edit