What is the chemical formula of Potash alum?

K A l (S O_{4})_{2}

.12 H_{2} O

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

K A l (S O_{4})_{3}

.12 H_{2} O

No worries! We‘ve got your back. Try BYJU‘S free classes today!

K A l (S O_{4})_{2}

.15 H_{2} O

No worries! We‘ve got your back. Try BYJU‘S free classes today!

K A l (S O_{4})_{3}

.2 H_{2} O

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A $K A l (S O_{4})_{2}$ $.12 H_{2} O$
The chemical formula of Potash alum is $K A l (S O_{4})_{2}$ $.12 H_{2} O$ . It is thus also known as Potassium aluminium sulphate dodecahydrate.

Suggest Corrections

Similar questions

1

K A l (S O_{4})_{2} \cdot 12 H_{2} O

K A l (S O_{4})_{x}, 12 H_{2} O

K A l (S O_{4})_{x}, 12 H_{2} O

K A l (S O_{4})_{2} \cdot 12 H_{2} O

K_{2} S O_{4}

A l_{2} (S O_{4})_{3}

Assign oxidation numbers to the underlined elements in each of the following species:

(a) NaH₂PO₄ (b) NaHSO₄ (c) H₄P₂O₇ (d) K₂MnO₄

(e) CaO₂ (f) NaBH₄ (g) H₂S₂O₇ (h) KAl(SO₄)₂.12 H₂O

K A l (S O_{4})_{2}

Join BYJU'S Learning Program