A:H2O在高温下难分解,H2S在300℃即分解,说明氧的非金属性比硫强
B:I﹣的还原性比Br﹣强,由此可推断溴的非金属性比碘强
C:H2CO3的酸性比HClO的酸性强,说明碳的非金属性比氯强
D:已知反应:2NH3+3Cl2═N2+6HCl,由此可推断非金属性氯强于氮
— .A strong wind did it.
Yinchuan is in the north of China.