Hydrogen accepts one electron to become stable. Then why is the valency of hydrogen 1+ instead of 1-? Pls reply!!!
Name the first 20 elements in the periodic table.
Dianna123
Asked:
December 2022
Pls give the best answer for this: If an atom loses an electron then why its valency is positive and not negative and if an atom accepts an electron why its valency is negative and not positive? For E.g. Na(2,8,1) loses an electron to become 1+ instead of 1-
Dianna123
Asked:
December 2022
Give any four reasons why water is necessary in our body. Anyone can give proper answer to this?
Dianna123
Asked:
December 2022
Comment on the following: (a) Denitrifying bacteria are a blessing as well as a curse to farmers. (b) Yeast is used in bakeries and breweries. Pls reply ASAP.