ICSE /Class 6
Chemistry MCQ Based On Chemistry meaning and importance
Our free online Chemistry test quiz for Class 6, ICSE will assist you to improve your Chemistry skills on every concept in a fun interactive way.
ICSE Class 6 Chemistry Chemistry meaning and importance
S.I unit is kg/mol
Molecular mass of Sucrose: C12H22O11
Add the mass numbers of the atoms.
1 mol of C= 12gm
1 mol of Mg= 24 gm
They do not have paired electrons.
These ions flow towards the anode.
Think of the size of the atoms in a compound
Na= 22.98 g/mol
Cl= 35.5 g/mol
Biology and chemistry
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