Acid radicals are present in 

a

CO\(_3\)\(^{2-}\), PO\(_4\)\(^{3-}\), Mg\(^{2+}\)

b

CO\(_3\)\(^{2-}\), SO\(_4\)\(^{2-}\), Na\(^+\)

c

CO\(_3\)\(^{2-}\), SO\(_4\)\(^{2-}\), NO\(_3\)\(^-\)

d

CO\(_3\)\(^{2-}\), SO\(_4\)\(^{2-}\), K\(^+\)

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Explanation

Correct Option
c

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Oalayande
1 month ago

the options are not all present

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20th June, 2026

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21st May, 2026

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