The number of electrons in, The number of electrons in [ 40 19 k ] -1   i...

The number of electrons in [ 40 19 k ] -1   is: (1) 19      (2) 20      (3)18     (4)40 Ans: 40

Properties of picric acid, Properties of Picric Acid Picric Acid is a y...

Properties of Picric Acid Picric Acid is a yellow crystalline solid, melting point 122°C. Picric Acid is insoluble in cold water but soluble in hot water and in ether. It is ac

CSA, WHAT DOES DSA STAND FOR

WHAT DOES DSA STAND FOR

Determine the impurities in the sample of oil, Q. Determine the impurities ...

Q. Determine the impurities in the sample of oil? After conducting this activity, you will be able to: • determine impurities such as total dirt and organic dirt in the giv

Show the multiple covalent bonds between electron pairs, Q. Show the Multip...

Q. Show the Multiple covalent bonds between electron pairs? Ans. Two atoms may share one electron pair, two electron pairs or three electron pairs. The bonds formed in th

The correct electronic configuration of ti(z= 22) atom is, The correct ele...

The correct electronic configuration of Ti(Z= 22)  atom is: (1) 1s 2 , 2s 2 , 2p 6 , 3p 6 , 4s 2 , 3d 2 ,   (2) 1s 2, 2s 2 , 2p 6 , 3p 6 , , 3d 4 ,         (3) 1s 2 , 2s

Thermodaenamics,

What do you understand by canning, Q. What do you understand by Canning? ...

Q. What do you understand by Canning? Canning involves the application of heat that is high enough to destroy all pathogenic microorganisms and their spores present along with

Reactions with metals, Q. Reactions with metals? Ans. Halogens co...

Q. Reactions with metals? Ans. Halogens commonly undergo reactions with metals. Halogens react with the alkali metal family, Group IA in the periodic table. For example,

Discuss about the different types of stones, Discuss about the different ty...

Discuss about the different types of stones used for the construction and how to determine the good quality stone?