Chemistry
Senior High
②ではH₂の酸化数は＋1なのに ③ではH₃で酸化数が＋3になるのはなぜですか？
A酸化数の決め方(単体·化合物)
0 単体中の原子 → 0
Hz Na
0
0
2 化合物中のH → +1
H2O
0 → -2
③ 電荷をもたない化合物全体での
0
酸化数の総和 → 0
HCI NH3
tl- -3 +1
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