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Correct statement is:
(1) K=4s1, Cr= 3d4 4s2, Cu= 3d10 4s2
(2) K=4s2, Cr= 3d4 4s2, Cu= 3d10 4s2
(3) K=4s2 Cr= 3d5 4s1, Cu= 3d10 4s2
(4) K=4s1, Cr= 3d5 4s1, Cu= 3d10 4s1
Ans: K=4s1, Cr= 3d5 4s1, Cu= 3d10 4s1
A boat conformation of cis-1,3-dimethylcyclohexane:
type and explain the methods
Where is tin obtained? Ans) Tin is obtained in several places tin is found mainly in the ore cassiterite, which is originate in Malaysia, Bolivia, Thailand, and Nigeria.
standard estimation protocol
Aluminium metal is frequently used as a reducing agent for the extraction of metals such as chromium, manganese etc. Explain why? Ans) Aluminium is an highly electropositive metal
Please give a stepwise procedure in carrying out quantitative test for Sucrose in Honey to determine its quality. Please also include Pure honey sucrose acceptable quantity.
Indicate the nature of bonding in diamond: (1) Covalent (2) Ionic (3) Coordinate (4) Hydrogen Ans: Covalent
Borax bead test : The transparent glassy bead while heated along with inorganic salt and the colour produced gives some idea of cation present in it. Table:
how redox reaction influencing in everyday life
1. In water softening, which of the precipitates will settle out? 2. For particle sizes larger than 1μ in size 3. In non-ideal type II settling 4.The most usually used me
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