Question 14

(a) Explain the differences in the reactions of zinc with dilute trioxonitrate (V) acid and zinc with dilute hydrochloric acid.

(b) Write equations to illustrate how ammonia gas can be converted into trioxonitrate (V) acid.

(c) Calculate the mass of sodium trioxonitrate (V) produced when 30.0g of pure sodium hydroxide reacts with 100cm\(^3\) of 1.00 M trioxonitrate (V) acid. (H =1, N = 14, 0 = 16, Na = 23)

(d) Write the equations for the decomposition by heat of:

(i) sodium trioxonitrate(V);

(ii) copper (II) trioxonitrate (V);

(iii) mercury (II) trioxonitrate (V);

Theory

Question details

Exam body
WAEC
Subject
Chemistry
Year
1989
Question no.
#14
Type
Theory

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