State of the following formula of a compound is incorrect. Incorrectly write the correct formula. KCr2O7

State of the following formula of a compound is incorrect. Incorrectly write the correct formula.

KCr₂O₇

One Line Answer

KCr₂O₇

Correct formula – K₂Cr₂O₇

shaalaa.com

Is there an error in this question or solution?

Chapter 1 The Language Of Chemistry
The Language Of Chemistry | Q 2.03

What is the difference between 2H and H₂ ?

The atomicities of ozone, sulphur, phosphorus and argon are respectively :

Write down the formulae for the following compounds :

Magnesium hydroxide

An element Z has a valency of 3. What is the formula of oxide of Z ?

Name the elements water is made of. What are the valencies of these elements ? Work out the chemical
formula for water.

If the valency of hydrogen is 1 and that of nitrogen is 3, work out the formula for ammonia.

An element X has a valency of 4 whereas another element Y has a valency of 1. What will be the formula of the compound formed between X and Y ?

Identify the following substance:

Gas B that has an offensive smell as of rotten eggs.

Name the element in the compound and give the formula of the following compound:

Carbonic acid