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Atoms

The symbols o...

Question

The symbols of the elements cobalt, aluminium, helium and sodium respectively written by a student are as follows. Which symbol is the correct one ?
(a) CO
(b) AL
(c) He
(d) So

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Solution

(c) He

He is the correct symbol of helium.

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Which of the following symbols of elements are incorrect? Give their correct symbols

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(d) Helium He

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Q. Which of the following symbols of elements are incorrect? Give their correct symbols

(a) Cobalt CO

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Question 16
Which of the following symbols of elements are incorrect? Give their correct symbols

(a) Cobalt CO

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Which of the following is the correct IUPAC symbol for the element Cobalt?

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