What is the first element in the periodic table?...? Mcqs

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What is the first element in the periodic table?...?

(A) Hydrogen
(B) Helium

(C) Nitrogen
(D) Carbon

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Latest MCQs

The most brightest planet is ______...?

(A) Sun
(B) Mercury

(C) Venus
(D) None of these

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Latest MCQs

How many neutrons in hydrogen:...?

(A) O
(B) 1

(C) 2
(D) 3

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Latest MCQs

Galvanized iron sheets have on the coating of...?

(A) Lead
(B) Chromium

(C) Tin
(D) Zinc

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Diamond is an allotropic form of:...?

(A) Germanium
(B) Carbon

(C) Silicon
(D) Sulphur

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Cooking gas is mixture of which of the following two gases...?

(A) Methane & Carbon dioxide
(B) Oxygen & Nitrogen

(C) Butane & Propane
(D) Oxygen & Methane

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The most abundant metal in the earth's crust is:...?

(A) Zinc
(B) Copper

(C) Aluminum
(D) Iron

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A chemical solution has 8% acid the acid is 15 ml the total volume of solution is...?

(A) 179.5 ml
(B) 180.5 ml

(C) 187.5 ml
(D) None of these

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Solid can be converted directly to the gaseous state. This process is known as:...?

(A) Sublimation
(B) Evaporation

(C) Condensation
(D) Diffusion

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Which is used as an electrode in the dry cell:...?

(A) Lead
(B) Graphite

(C) Molybdenum
(D) None of these

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