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प्रश्न
State what are radicals. Give the names of the radicals –
(a) NO3
(b) OH
(c) SO4
(d) CO3
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उत्तर
A radical is an atom or group of an atom of the same or different elements that behave in the manner of positive or negative ions.
(a) NO3 – nitrate
(b) OH – hydroxide
(c) SO4 – sulphate
(d) CO3 – carbonate
संबंधित प्रश्न
Tick the most appropriate answer
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- compounds
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- elements
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Tick (√) the correct alternative from the choice given for the following statement.
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An element is a pure substance which cannot be broken down by physical or _________ methods.
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The chemical name for dinitrogen oxide [N20].
Classify the following as metals, non-metals and metalloids.
Sodium, Bismuth, Silver, Nitrogen, Silicon, Carbon, Chlorine, Iron, Copper
