Question

23. In the following reaction, name the substance oxidized and the sub
stance reduced:
(i) PbS(s) + 4H,O, (aq) PbSO,(s) + 4H2O(1)
(i) Fe,, + 300
2Fe + 3C02
(III) H,S + SO S + H2O​

Answer 1

Answer:

expressing or meaning a refusal or denial. a negative answer. 2 lacking positive or affirmative qualities, such as enthusiasm, interest, or optimism. 3 showing or tending towards opposition or resistance.