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प्रश्न
Name two elements in Inert gas.
उत्तर
Neon and Argon.
संबंधित प्रश्न
What is meant by a group, in a periodic table?
Consider the following elements:
Na, Ca, Al, K, Mg, Li
Which of these elements belong to the same period of the periodic table?
How does the chemical reactivity of alkali metals vary on going in group 1 of the periodic table?
Explain why, the first period of the periodic table has only two elements whereas second period has eight elements
What is the number of elements is 1st period the modern periodic table?
What are the advantages of the periodic table?
How will the tendency to gain electrons change as we go from left to right across a period? Why?
Give the chemical formula of sodium bicarbonate
The d-block elements are called as _______ elements.
An element X which is a yellow solid at room temperature shows catenation and allotropy. X forms two oxides which are also formed during the thermal decomposition of ferrous sulphate crystals and are the major air pollutants.
- Identify the element X
- Write the electronic configuration of X
- Write the balanced chemical equation for the thermal decomposition of ferrous sulphate crystals?
- What would be the nature (acidic/ basic) of oxides formed?
- Locate the position of the element in the Modern Periodic Table.
