wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Which of the following salt has an outcome of blue colour as a result of a borax bead test?

A
Nickel sulphate
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Cobalt sulphate
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
Ferrous sulphate
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Chromium sulphate
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B Cobalt sulphate
Cobalt sulphate on heating gives cobalt oxide and sulphur trioxide, further cobalt oxide is combined with boric anhydride which gives cobalt metaborate which is a blue coloured Bead, the colours of iron, chromium and Nickel are green, green and brown respectively.

flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Chemical Properties
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon