Question
Name the following:
The element which does not contain any neutron in its nucleus.
The element which does not contain any neutron in its nucleus.
✓
Answer
Hydrogen
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
State the original colour of the following substance and colour of residue obtained after heating.
Copper carbonate
Copper carbonate
State the law which is represented by the following graph:
Define
Henry's law
Henry's law
Name two elements whose atomic weights were corrected on the basis of their positions in Mendeleev's periodic table.
State whether the following conversion is oxidation or reduction:
$Cu^{2+}+ 2 e^-→Cu$
→$Cu^{2+}+ 2 e^-→Cu$
In what respect does hydrogen differ from:
halogens?
halogens?
Give the formula and valency of :
aluminium ________ .
aluminium ________ .
A small piece of calcium metal is put into a small trough containing water. There is effervescence and white turbidity is formed.
Write an equation for the reaction.
Write an equation for the reaction.
How do the following react with water? Write balanced chemical equations
(a) Potassium hydride
(b) Calcium hydride.
(a) Potassium hydride
(b) Calcium hydride.
What is thevalencyof :
Magnesium in $Mg_3N_2$
→Magnesium in $Mg_3N_2$