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प्रश्न
Name two elements in Alkaline earth metals.
उत्तर
Calcium and magnesium.
संबंधित प्रश्न
In the Modern Periodic Table, calcium (atomic number 20) is surrounded by elements with atomic numbers 12, 19, 21, and 38. Which of these have physical and chemical properties resembling calcium?
Why do all the elements of the same group have similar properties?
What is a period in a periodic table?
Name two elements in each case: Lanthanides
What is the number of elements in the 1st period?
Give the symbol and valency of the following element and radical.
Sodium
Give the chemical formula of sodium hydroxide
State the number of elements in Period 1 of the Periodic Table.
Which of the following is the outermost shell for elements of period 2?
If an element X is placed in group 14, what will be the formula and the nature of bonding of its chloride?
