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Symbol of an Element

Look at the c...

Question

Look at the chart of the periodic table in your school. Which initial letter is the most common among the symbols of elements?

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Solution

The letter ‘C’ is the most commonly used initial letter among all the symbols of elements. Eleven elements have the letter ‘C’ as the initial letter in their symbol.

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(i) Select the letter which represents a halogen.
(ii) Select the letter which represents a noble gas.
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(v) Which element form a divalent anion?
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(b) An element X (2, 8, 2) combines separately with (NO₃)⁻, (SO₄)²⁻ and (PO₄)³⁻ radicals.
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