Download App

Atoms, Molecules and Radicals — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYAtoms, Molecules and Radicals1 Mark
Question
Write the molecular formulae of Sodiun sulphide:
✓

Answer

sodium sulphide $- Na _2 S$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[1 Mark Question Answer]" from Atoms, Molecules and Radicals→Atoms, Molecules and Radicals — all question types→CHEMISTRY STD 7 question papers→ICSE Board STD 7 question papers→ICSE Board question paper generator→

Similar questions

State whether the following is physical or chemical changes.
Slaking of lime —
→
Balance the following equation. Also name the product formed.
$
Na + H _2 O \rightarrow NaOH + H _2
$
→
Define Intermolecular space.

→
Write the chemical names of following compounds :CuCO3​
→
The valency of calcium is $2$. Write the valencies of other radical in the following :
  1. $CaO$
  2. $Ca(OH)_2$
  3. $CaC0_3$
  4. $CaCl_2$
→
Name a metal which is best conductor of electricity :
→
Which gas is liberated when an acid reacts with a metal?
→
Chemical changes are accompanied by changes in energy.
→
Define: Atomic number
→
Define the following term of Matter .
→