A electrovalent compound is made, A electrovalent compound is made up of: ...

A electrovalent compound is made up of: (1) Electrically charged molecules (2) Neutral molecules (3) Neutral atoms (4) Electrically charged atoms or group of atoms

In a bohr''s model of atom when an electron, In a Bohr's model of atom when...

In a Bohr's model of atom when an electron jumps from n= 1  to n= 3  , how much energy will be emitted or absorbed: (1)  2.15 x10 -11 erg                          (2) 0.19

Boyles law, 475 ml at 54 psi to 1760 torr

475 ml at 54 psi to 1760 torr

what is the chemical structure of chewing gum? , Originally, chewing gum w...

Originally, chewing gum was made from the latex sap of the sapodilla tree (native to Central America). This sap was known as chicle. Other natural gum bases may be used, such as je

Salt bridge, how does salt bridge works??

how does salt bridge works??

Extensive chemistry of the boron hydrides, Q. Extensive chemistry of the bo...

Q. Extensive chemistry of the boron hydrides? The extensive chemistry of the boron hydrides finds no parallel with the hydrides of heavier elements of Group 13. Out of the four

Ionic bond,

Determine the architectural units of silicates, Determine the architectural...

Determine the architectural units of silicates This common architectural unit (SiO 4 4- ) of silicates is of remarkable stability. The different silicates may be classified

What are ferrites, What are ferrites? Ferrites are ceramic compounds c...

What are ferrites? Ferrites are ceramic compounds containing trivalent metal having three valence electrons, iron and oxide of divalent element i.e. metals having two free ele

Hardness, define hardness and its types.

define hardness and its types.