Download App

Atomic Structure and Chemical Bonding — CHEMISTRY STD 9 — Question

ICSE BoardEnglish MediumSTD 9CHEMISTRYAtomic Structure and Chemical Bonding1 Mark
Question
What is meant by the 'atomic number of an element'?
✓

Answer

An atomic number of an element is the number of protons in the nucleus of an atom.

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 Atomic Structure and Chemical Bonding→Atomic Structure and Chemical Bonding — all question types→CHEMISTRY STD 9 question papers→ICSE Board STD 9 question papers→ICSE Board question paper generator→

Similar questions

Fill in the blank:
Symbolic expression for a molecule is called _____.
→
Give reason:
Inert gases do not form compounds.
→

Name or state the following:

Ion formed by the gain of an electron(s)

→
Write down the electronic configuration of
(i) chlorine atom (ii) chlorine ion
→
Complete and balance the following reaction:
$\mathrm{Pb}\left(\mathrm{NO}_3\right)_2 \xrightarrow{\Delta} $
→
Write the balanced chemical equation of the following reaction.
sodiumchloride+manganese dioxide+sulphuricacid → sodium hydrogensulphate+manganesesulphate+water+chlorine.
→
An element A has 2 electrons in its fourth shell. State:
is it anoxidisingor reducing agent
→
Write the balanced chemical equation of the following reaction.
aluminium+sodium hydroxide+water → sodium metaaluminate+hydrogen
→
A mixture consists of sand and common salt. Briefly describe the experimental procedure for calculating the percentage of sand.
→
If electrons are getting added to en element Y; then
What charge will Y migrate to during the process of electrolysis?
→