Chemistry
Write the names of the following ions:
(a) HCO3-
(b) MnO4-
(c) N3-
(d) Cr2O72-
Chemical Formula
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Answer
(a) Bicarbonate
(b) Permanganate
(c) Nitride
(d) Dichromate
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Related Questions
Match the following:
Column A Column B (a) Combining capacity of an element (i) Silicon dioxide (b) The radical/ion formed due to the loss of electrons (ii) Molecular formula (c) Symbolic representation of a compound (iii) Calcium carbonate (d) Marble (iv) Valency (e) Sand (v) Cation Name the following:
(a) A polyatomic positive ion.
(b) The substances written on the left side of an arrow in an equation.
(c) The substances which are formed during a chemical reaction.
(d) An unbalanced chemical equation.
(e) An atom or group of atoms that behave as a single charged unit.
(f) A substance used to increase the rate of reaction.
Write the names of the compounds represented by the following formulae :
(a) K2CO3
(b) P2O5
(c) H2S
(d) Ca(OH)2
(e) CuSO4
(f) SiO2
Give the symbols and valencies of the following radicals:
(a) Hydroxide
(b) Chloride
(c) Carbonate
(d) Ammonium
(e) Nitrate