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In a potassium atom, electronic energy levels are in the following order:
(1) 4s>3d
(2) 4s>4p
(3) 4s< 3d
(4) 4s<3p
Ans: 4s< 3d
why is filtration in soil and water a slow process and explain the colour change in the filtrate
v CO has same electrons as or the ion that is isoelectronic with co is
For p-orbital, the magnetic quantum number has value: (1) 2 (2) 4, - 4 (3) - 1, 0, +1 (4) 0 Ans: - 1, 0, +1
Between a proton and electron in a hydrogen atom = 3.16 x 10 47 A 0
The difference among Threshold energy and average energy of the molecules is known as activation energy.
#question.What is the balanced equation for the reaction of aluminium nitrate solution and sodium carbonate solution; where aluminium hydroxide is formed.
how to convert Weiss to miller indices
All the elements of Group 13 form trioxides also known as sesquioxides of the formula, M 2 O 3 . Thallium forms stable Tl 2 0 also. The basic character of oxides increases down th
two oxides of a metal contain 27.6% and 30% oxygen. if the formula for the first oxide is m3o4 then what is the formula for the next oxide?
Fundamentals of Acids and Bases Bronsted-Lowry theory: A Bronsted acid is a (proton) + donor, whilst a Brønsted base is a proton acceptor. An acid-base reaction involves t
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