Download App

Some Basic Concepts of Chemistry — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistrySome Basic Concepts of Chemistry1 Mark
Question
What is the SI unit of mass? How is it defined?
✓

Answer

The SI unit of mass is kilogram (kg). 1 Kilogram is defined as the mass equal to the mass of the international prototype of kilogram.

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 Marks Question" from Some Basic Concepts of Chemistry→Some Basic Concepts of Chemistry — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Explain why decomposition of $\mathrm{H}_2 \mathrm{O}_2$ to form water and oxygen is disproportionation reaction.
→
Why is $\mathrm{H}_2$ more reactive than $ \mathrm{D}_2$?
→
What is the most important cause of periodicity?
→
Which out of following are not Lewis acids :
$
BF_3, NH_3, H_2 O, AlCl_3 ?
$
→
Discuss the shape of the following molecules using the VSEPR model:
$\mathrm{BCl}_3$
→
How will you detect the presence of unsaturation in an organic compound?
→
Write the number designation of a group that has 2 electrons beyond a noble gas configuration.
→
Who discovered benzene?
→
Why is second ionisation enthalpy is always more than first?
→
How many electrons in an atom have the following quantum numbers? n = 3, l = 0.
→