In periodic table elements are arranged according to ____...? Mcqs

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In periodic table elements are arranged according to ____...?

(A) Increasing atomic mass
(B) Decreasing atomic number

(C) Both A and B
(D) Increasing in atomic number

✅ Correct Answer: Increasing in atomic number

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Source: This question is taken from the Everyday Science

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In whole Periodic Table which element Is Most Reducing Agent ...?

(A) Chlorine
(B) lithium

(C) Helium
(D) Neon

✅ Correct Answer: lithium

Comments

Source: This question is taken from the Everyday Science

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Vertical columns in the periodic table of elements are called as__________...?

(A) Periods
(B) Groups

(C) Rows
(D) Lanthanoids series

✅ Correct Answer: Groups

Comments

Source: This question is taken from the Everyday Science

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