Science, asked by charitha54, 5 months ago

Which of the following statements is true for the chemical formula given below? * K2Cr2O7

Answers

Answered by Anonymous
0

The following reaction takes place:

K  

2

​  

Cr  

2

​  

O  

7

​  

+6H  

2

​  

O+4NaCl→2KHSO  

4

​  

+4NaHSO  

4

​  

+2CrO  

2

​  

Cl  

2

​  

+3H  

2

​  

O

Red vapors are due to  CrO  

2

​  

Cl  

2

​  

 When these vapors are passed through NaOH, a yellow solution of Na  

2

​  

CrO  

4

​  

 is produced.

Hence,option A,B and D are correct

Answered by Anonymous
1

Answer:

helloo

Explanation:

same as above mate

Similar questions