NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 1401 - 1408 of 1483

Choose Programs:

🎯 1483 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Rs. 500.00 -OR-

3 Year Validity (Multiple Devices)

CoverageDetailsSample Explanation

Help me Choose & Register (Watch Video) Already Subscribed?

Question 1401

Question MCQ▾

The maximum ionization enthalpy in a period is shown by?

Choices

Choice (4)Response

a.

Chalcogens

b.

Halogens

c.

Inert gases

d.

Alkali metal

Edit

Question 1402

Question MCQ▾

The electronegativity of are in the order of?

Choices

Choice (4)Response

a.

N > Si > C > P

b.

Si < P < C < N

c.

Si > P > C > N

d.

P > N > Si > C

Edit

Question 1403

Question MCQ▾

An element of atomic number 29 belongs to?

Choices

Choice (4)Response

a.

p block

b.

d block

c.

f block

d.

s block

Edit

Question 1404

Question MCQ▾

The order of screening effect of the electrons of s, p, d and f orbitals of given shell of an atom on its outer shell electron is?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 1405

Question MCQ▾

Which of the following substance reduces a compound?

Choices

Choice (4)Response

a.

A dehydrating agent

b.

A hydrating agent

c.

A reducing agent

d.

An oxidizing agent

Edit

Question 1406

Question MCQ▾

Which of the following solution is non-conductor of electricity?

Choices

Choice (4)Response

a.

Alcohol

b.

Glucose

c.

Sulphuric acid

d.

Both a. and b. are correct

Edit

Question 1407

Question MCQ▾

Which of the following substances is known a n oxidizing agent?

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Edit

Question 1408

Question MCQ▾

… is a strong acid?

Choices

Choice (4)Response

a.

Lactic acid

b.

Ascorbic acid

c.

Sulphuric acid

d.

Formic acid

Edit