NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 1361 - 1368 of 1484

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Question number: 1361

» Chemistry » Periodic Classification of Elements

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MCQ▾

Question

Select the element that has maximum electron gain enthalpy?

Choices

Choice (4) Response

a.

Oxygen

b.

Chloride

c.

Sulphur

d.

Fluorine

Question number: 1362

» Chemistry » Acids, Bases and Salts

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MCQ▾

Question

Select the strong base from the following given bases?

Choices

Choice (4) Response

a.

Ammonium hydroxide

b.

Sodium hydroxide

c.

Magnesium hydroxide

d.

Copper hydroxide

Question number: 1363

» Chemistry » Chemical Reactions and Equations

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MCQ▾

Question

what is the oxidizing agent in above reaction?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1364

» Chemistry » Chemical Reactions and Equations

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MCQ▾

Question

Complete the following reaction

What is in the above reaction?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1365

» Chemistry » Periodic Classification of Elements

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MCQ▾

Question

The difference between ion and the atom of the same element is?

Choices

Choice (4) Response

a.

Relative size

b.

Electronic configuration

c.

Presence of charge

d.

All a. , b. and c. are correct

Question number: 1366

» Chemistry » Chemical Reactions and Equations

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MCQ▾

Question

In which of the following process, the substance decomposed using electricity.

Choices

Choice (4) Response

a.

Displacement

b.

Electrolysis

c.

Decomposition

d.

Hydrolysis

Question number: 1367

» Chemistry » Periodic Classification of Elements

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MCQ▾

Question

Diagonal relationship in periodic table is shown by elements of ……. & ……. . periods.

Choices

Choice (4) Response

a.

III & IV

b.

I & III

c.

I & II

d.

II & III

Question number: 1368

» Chemistry » Chemical Reactions and Equations

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MCQ▾

Question

what is

Choices

Choice (4) Response

a.

b.

c.

d.

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