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1s 2 , 2s 2 , 2p 6 3s 1 shows configuration of: (1) Al 3+ in ground state (2) Ne in excited state (3) Mg + in excited state (4) None of these Ans: Mg + in
what is indicators?explain theories of indicators?
Q. What is a trained sensory panel? A sensory panel is the panel of members of which are capable of giving high reliability of judgements, independent of psychological factors
Which of the following is always a whole number : (1) Atomic weight (2) Atomic radii (3) Equivalent weight (4) Atomic number Ans: Atomic number
SIr Plzz do guide me that why only 7 groups of transition element are used for salt analysis ? Others are not used for salt analysis...mean other tranistion elements?
Which of the following set of quantum numbers belong to highest energy: (1) n=4, l=0, m=0, s= +1/2 (2) n=3, l=0, m=0, s= +1/2 (3) n=3 l=1, m=1, s
This of the following occurs when two hydrogen atoms bond with each others: (1) Potential energy is lowered (2) Kinetic energy is lowered (3) Electronic motion ceases
Q. What is compound? A compound is a substance which consists of two or more elements chemically combined. The elements in a compound aren't simply mingled together as they a
need help answering questions for the lab
Electrochemical series assignment
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