Question

Which of the following pairs of elements belongs to representative group of elements in the periodic table?
(1) Aluminium and Magnesium (2) Chromium and Zinc
(3) Argentum and Astatine (4) Lanthanum and Thorium​

Answer 1

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Question:-

Which of the following pairs of elements belongs to representative group of elements in the periodic table?

(1) Aluminium and Magnesium (2) Chromium and Zinc

(3) Argentum and Astatine (4) Lanthanum and Thorium

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answer:-

correct answer is (1) Aluminium and Magnesium

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Answer 2

Which of the following pairs of elements belongs to representative group of elements in the periodic table?

(1) Aluminium and Magnesium✔✔✔✔

(2) Chromium and Zinc

(3) Argentum and Astatine

(4) Lanthanum and Thorium