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FLO-BROM-IOT

Authored by lulu nga

Science

10th Grade

Used 93+ times

FLO-BROM-IOT
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chất khí màu lục nhạt, chỉ có tính oxi hoá là?

clo

brom

flo

iot

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

halogen có tính oxi hoá yếu nhất là?

flo

clo

brom

iot

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

chất chỉ chạm vào da cũng gây bỏng?

flo

clo

brom

iot

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

chất hầu như không phản ứng với nước?

flo

clo

brom

iot

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

PTHH nào sau đây viết SAI?

F2 + H2O 2HF+O2F_2\ +\ H_2O\rightarrow\ 2HF+O_2

F2+H2OHF+HFOF_2+H_2O\rightarrow HF+HFO

Cl2+H2OHCl+HClOCl_2+H_2O\rightarrow HCl+HClO

Br2+H2OHBr+HBrOBr_2+H_2O\rightarrow HBr+HBrO

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

PTHH nào sau đây là đúng?

Fe+Cl2FeCl2Fe+Cl_2\rightarrow FeCl_2

Fe+Br2FeBr2Fe+Br_2\rightarrow FeBr_2

Fe+F2FeF2Fe+F_2\rightarrow FeF_2

Fe+I2FeI2Fe+I_2\rightarrow FeI_2

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

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