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Write the chemical formulae of the following: (a) Magnesium chloride (b) Caldum oxide (c) Copper nitrate (d) Aluminium chloride (e) Calcium carbonate.

 Write the chemical formulae of the following:
       (a) Magnesium chloride              (b) Caldum oxide
       (c) Copper nitrate                          (d) Aluminium chloride
       (e) Calcium carbonate.

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

(a) Magnesium chloride
Symbol →Mg Cl
Change →+2 –1
Formula →MgCl2
(b) Calcium oxide
Symbol →Ca O
Charge →+2 –2
Formula →CaO
(c) Copper nitrate
Symbol →Cu NO3
Change →+2 –1
Formula → Cu(NO3)2
(d) Aluminium chloride
Symbol →Al Cl
Change →+3 –1
Formula →A1Cl3
(d) Calcium carbonate
Symbol →Ca CO3
Change →+2 –2
Formula →CaCO3

Thanks

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