摘要:根据下列反应.判断氧化性强弱正确的是() (1)2H2+2===2↓+2H2 (2)4NaI+2+2H2===4NaH+2I2 (3)Na2+I2===2NaI+↓ A.2>I2> B.2>>I2 .I2>2> D.>I2>2
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根据下列反应,判断氧化性强弱正确的是( )
①2H2S+O2=2S+2H2O ②Na2S+I2=2NaI+S ③4NaI+O2+2H2O=2NaOH+2I2.
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①2H2S+O2=2S+2H2O ②Na2S+I2=2NaI+S ③4NaI+O2+2H2O=2NaOH+2I2.
| A.O2>I2>S | B.O2>S>I2 | C.I2>O2>S | D.S>I2>O2 |
根据下列反应,判断氧化性强弱正确的是( )
①2H2S+O2=2S+2H2O ②Na2S+I2=2NaI+S ③4NaI+O2+2H2O=2NaOH+2I2.
A.O2>I2>S
B.O2>S>I2
C.I2>O2>S
D.S>I2>O2
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①2H2S+O2=2S+2H2O ②Na2S+I2=2NaI+S ③4NaI+O2+2H2O=2NaOH+2I2.
A.O2>I2>S
B.O2>S>I2
C.I2>O2>S
D.S>I2>O2
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根据下列反应,判断氧化性强弱正确的是 ①2H2S+O2=2S+2H2O ②Na2S+I2=2NaI+S ③4NaI+O2+2H2O=2NaOH+2I2 | |
| [ ] | |
A. |
O2>I2>S |
B. |
O2>S>I2 |
C. |
I2>O2>S |
D. |
S>I2>O2 |