Advertisements
Advertisements
Question
Indicate whether the following statement is true or false:
Elements are made up of compounds
Options
True
False
Advertisements
Solution
False
Correct Statement: Elements are made up of atoms.
APPEARS IN
RELATED QUESTIONS
Write true or false
All pure substances have characteristic melting and boiling points.
Tick the most appropriate answer.
How many times is a proton heavier than an electron?
- 1500
- 1800
- 1840
- none of these
Name: a Metal Which is brittle
Define: Atom
Tick (√) the correct alternative from the choice given for the following statement.
The compound used as common salt is
Tick (√) the correct alternative from the choice given for the following statement.
Sand is a compound of
State what are radicals. Give the names of the radicals –
(a) NO3
(b) OH
(c) SO4
(d) CO3
Differentiate between homogenous & heterogeneous mixtures.
Give a reason for the following statement :
The filter paper made into a cone & placed in a funnel for filtering out the solid particles in a solid-liquid mixture should be moistened before placing it.
Give an account of elements known to us.
