Chemistry-Metals & Non Metals (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 1 - 4 of 4

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Question number: 1

» Chemistry » Metals & Non Metals

Match List-Ⅰ List-Ⅱ▾

Question

Match the following
List-Ⅰ (Types Of Metal) List-Ⅱ (Characteristics Of Metal)

(A)

Mercury

(i)

Deposition of reddish brown layer on exposure to moist air

(B)

Copper

(ii)

Formation of green layer on exposure to moist air

(C)

Iron

(iii)

Can be cut easily with a knife

(D)

Potassium

(iv)

Liquid at room temperature

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iv)
  • (ii)
  • (i)
  • (iii)

b.

  • (iv)
  • (iii)
  • (ii)
  • (i)

c.

  • (iii)
  • (ii)
  • (iv)
  • (i)

d.

  • (iv)
  • (ii)
  • (iii)
  • (i)

Question number: 2

» Chemistry » Metals & Non Metals

MCQ▾

Question

Among metals, the poorest conductor of heat is

Choices

Choice (4) Response

a.

Tin

b.

Mercury

c.

Bismuth

d.

Lead

Question number: 3

» Chemistry » Metals & Non Metals

MCQ▾

Question

Which one of the following statements is not correct?

Choices

Choice (4) Response

a.

metals possess luster when freshly prepared

b.

metals form basic oxides

c.

metals are solid at room temperature

d.

metals are good conductor of heat and electricity

Question number: 4

» Chemistry » Metals & Non Metals

MCQ▾

Question

The correct order of electrical conductivity is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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