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Sunday, 31 May 2015

Identify which of the following chemical formulas is acid

Identify which of the following chemical formulas is acid, base or salt. Write their corresponding chemical names also.

(a) HCl
(b) NaOH
(c) NaCl
(d) Ca(NO3)2
(e) Ca(OH)2
(f) HNO3
(g) NH4OH
(h) (NH4)2SO4
(i) CuO
(j) H2SO4
(k) CuCO3
(l) H2CO3
(m) MgO
(n)  Mg3(PO4)2


Answer:
(a) HCl - Hydrochloric Acid 
(b) NaOH - Sodium Hydroxide - Base
(c) NaCl - Sodium Chloride - Salt
(d) Ca(NO3)2 - Calcium Nitrate - Salt
(e) Ca(OH)2 -  Calcium Hydroxide
(f) HNO3 - Nitric Acid 
(g) NH4OH - Ammonium hydroxide - Base
(h) (NH4)2SO4 - Ammonium sulphate - Salt
(i) CuO - Copper Oxide 
(j) H2SO4 - Sulphuric Acid
(k) CuCO3 -  Copper Carbonate
(l) H2CO3 -  Carbonic acid
(m) MgO - Magnesium Oxide
(n)  Mg3(PO4)2 - Magnesium Phosphate

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