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CHEMISTRY Questions And Answers.

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Exercise :: CHEMISTRY
1.The pH of 1 Molar KOH is...?
A. 8
B. 7
C. 14
D. 1
2.The electronic configuration 1s2 2s2 2p6 3s2 3p6 4s2 3d7 depicts an atom of the element:
A. Br
B. Co
C. Ga
D. Mg
3.Oxidation of secondary Alcohol gives...?
A. Aldehyde
B. Ketone
C. Ethene
D. Mineral acid
4.f two atoms of different elements having different electro negativities combine in such a way, that they share electrons... then the bond between them is...?
A. Polar covalent.
B. Non-polar covalent
C. Hydrogen bond
D. Ionic bond
5.Shiny, electrically non conducting, and brittle. These characteristics depict that the element under consideration is...?
A. Halogen
B. Transition Metal
C. Alkali Metal
D. Alkaline earth meta