Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

Which of the following statement(s) is (are) correct when a mixture of NaCI and K base 2Cr base 2O base 7 is gently warmed with conc H base 2SO base 4? a. A deep red vapour is evolved b. The vapours when passed into NaOH solution gives a yellow solution of Na base 2CrO base 4 c. Chlorine gas is evolved d. Chromyl chloride is formed

Which of the following statement(s) is (are) correct when a mixture of NaCI and K base 2Cr base 2O base 7 is gently warmed with conc H base 2SO base 4?
a. A deep red vapour is evolved
b. The vapours when passed into NaOH solution gives a yellow solution of Na base 2CrO base 4
c. Chlorine gas is evolved
d. Chromyl chloride is formed

Grade:11

1 Answers

Navjyot Kalra
askIITians Faculty 654 Points
6 years ago

(a,b,c) The reactions are

4NaCI + K base 2Cr base 2O base 7 +6H base 2SO base 4

?2CrO base 2CI base 2 + 4NaHSO base 4 +2KHSO base 4 + 3H base 2O

(Red vapours)

CrO base 2CI base 2 +4NaOH ? Na base 2CrO base 4 +2NaCI + 2H base 2O

Chromyl yellow

Chloride solution

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free