Chemistry-Metals & Non Metals (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 6 - 10 of 16

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Question number: 6

» Chemistry » Metals & Non Metals

MCQ▾

Question

All of the following elements are metalloids except

Choices

Choice (4) Response

a.

antimony

b.

gallium

c.

silicon

d.

germanium

Question number: 7

» Chemistry » Metals & Non Metals

MCQ▾

Question

A transition metal X got its name from a moon of the planet Saturn. It was discovered by William Gregor. It can be extracted from its ore by Kroll process. Can you identify this metal X?

Choices

Choice (4) Response

a.

Francium

b.

Titanium

c.

Uranium

d.

Radium

Question number: 8

» Chemistry » Metals & Non Metals

MCQ▾

Question

Consider the following statements

I. Lanthanide series includes metals from atomic number 57 to 71.

II. Lanthanum and Lutetium are the first and last metals of lanthanides.

Which of the above statement (s) is/are correct?

Choices

Choice (4) Response

a.

Only I

b.

Only II

c.

I and II

d.

None of the above

Question number: 9

» Chemistry » Metals & Non Metals

MCQ▾

Question

Consider the following statements

I. Selenium is a halogen.

II. Sodium is an alkali metal.

Which of the above statements) is/are correct?

Choices

Choice (4) Response

a.

I and II

b.

Only I

c.

Only II

d.

None of the above

Question number: 10

» Chemistry » Metals & Non Metals

MCQ▾

Question

Consider the following statements

I. Aluminum is a member of group 3, so it is not a transition metal.

II. Plutonium is an actinide and a rare earth element.

Which of the above statements is/are correct?

Choices

Choice (4) Response

a.

I and II

b.

Only II

c.

Only I

d.

Question does not provide sufficient data or is vague

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