Advertisements
Advertisements
प्रश्न
Give the symbol and valency of the following element and radical.
Ammonium
उत्तर
| Element/Radical | Symbol | Valency |
| Ammonium | NH4 | one |
APPEARS IN
संबंधित प्रश्न
What is periodicity in properties of elements with reference to the Modern Periodic Table?
Give two example of group 17 elements.
The three elements having chemical symbols of Si, B and Ge are:
(a) all metals
(b) all non-metals
(c) all metalloids
(d) Si is metalloid, B is metal and Ge is non-metal
What is the number of valence electrons in the atoms of first elements in a period?
Name the noble gas with 3 shells.
Give the chemical formula of magnesium nitrate
Fill in the blank:
The element lithium in the Modern Periodic Table with valency 1+ belongs to the group ______.
Choose an element from period 3 of modern periodic table that matches the description given below in instance. Give a reason for your choice.
It has a similar structure to diamond.
Answer the following in respect of element \[\ce{_16^32S}\].
Give its formula with hydrogen.
Match the atomic number with the following:
An element of group 2.
