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An ion has 18 electrons in the outermost shell, it is:
(1) Cu+
(2) Th4+
(3) Cs+
(4) K+
Ans: Cu+
The number of electrons which can be accommodated in an orbital is: (1) One (2) Two (3) Three (4) Four Ans: Two
When assigning oxidation numbers and you have to do the math to find the oxidation number of something in the compound, what are you ultimately trying to get that compound to equal
what are the applications of coulumetry ?
how periodic table is helpful in chemistry give two example
Q.Waht are Standard Temperature and Pressure? Ans. The agreed set of conditions for comparison of gas volumes is called standard temperature and pressure (abbreviated
perkin ring closure reaction of melonic ester with C2H5O-Na+
Question 1: (i) With the aid of a diagram, briefly explain the natural environmental system. (ii) Explain the green house effect, and give 2 examples of green house gases
P-nitrobenzenediazonium ion The p-nitrobenzenediazonium ion, which is formed in the diazotization reaction, acts as the electrophile in an electrophilic aromatic substitution a
obtain the mole of substance in the following. 7.05g Br2
The device through which chemical energy is converted into electrical energy is known as galvanic cell or electrochemical cell or voltaic cell. In a galvanic cell, a redox reaction
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