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This among the following elements has the tendency to form covalent compounds:
(1) Ba
(2) Be
(3) Mg
(4) Ca
Ans: Be
Number of electron does species have The H2 2- ion can be conceived to result from the combination of two hydride ions (H-). This species have four electrons; two occupy the b
explain industrial manufacturing process of westron
1. A sample of water contains: suspended matter = 100 mg; Ca(NO3)2 = 16.4 mg/L; MgSO4 = 24 mg/L; MgCl2 = 19 mg/L; NaOH = 40 mg/L and KOH = 56 mg/L. Calculate temporary, permanent a
Chemical Properties of Ethers Ethers are fairly stable compounds. These are not simply reacted along with alkalies, dilute mineral acids, active metals, oxidising agents within
what is the difference between both independent and dependent variables?
Sedimentation: The process of allowing w ater to stand undisturbed in big tanks for some time in order to facilitate the settling down of the course suspended particles due to th
what are limitations of nerst distribution law
What is vulcanization The process of vulcanization was discovered by Charles Good Year in 1839. He found that when natural rubber is heated with sulphur, its tensile strength,
Which one of the following set of quantum numbers is not possible for 4p electron : (1) n=4, l=1, m=-1, s= +1/2 (2) n=4, l=1, m=0, s= +1/2 (3) n=
Q. Briefly explain Nuclear Power? Ans. As an energy source, nuclear power is an alternative to fossil fuels. Controlled nuclear chain reactions are used to generate elect
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