Advertisements
Advertisements
प्रश्न
Answer the following in respect of element \[\ce{_16^32S}\].
Give its formula with hydrogen.
उत्तर
Formula with H2 is H2S (Hydrogen sulfide).
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?
On which side of the periodic table will you find non-metals?
Would you place the two isotopes of chlorine, CI-35 and CI-37 in different slots because of their different atomic masses or in the same slot because their chemical properties are the same? Justify your answer.
What are the groups in a periodic table? Give two characteristics of each.
Define:- Periodic table
Name two elements in Alkaline earth metals.
Name two elements in each case:
Transition element
Give the chemical formula of magnesium nitrate
State whether true or false. If false, correct the statement.
Lanthanides and actinides are kept at the bottom of the periodic table because they resemble each other but they do not resemble with any other group elements.
The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong?
