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ICSE /Class 7
Chemistry MCQ Based On Definining atoms molecules and radicals
Our free online Chemistry test quiz for Class 7, ICSE will assist you to improve your Chemistry skills on every concept in a fun interactive way.
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ICSE Class 7 Chemistry Definining atoms molecules and radicals
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Center
neutrons are chargeless particles.
electron revolves around the nucleus in shells.
related to atom and charge.
related to a compound.
sum
protons lie inside the nucleus of the atom
The atomic number identifies the element.
Positively charged radicals are called basic radicals such as Na+, NH4+ etc.
Atoms make up everything around us.
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