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Q. What is alpha radiation?
Types of radiation there are three principal types of radiation are given off during radioactive decay. One kind is alpha radiation (α-radiation) which consists of alpha particles ejected from the nucleus. An alpha particle is equal to a helium-4 nucleus that is a nucleus with two protons and two neutrons. Alpha particles have a 2+ charge.
reactivity of f-block elements
How does crystallography help in study of crystal structure
The radius of first Bohr's orbit for hydrogen is 0.53 Å. The radius of third Bohr's orbit would be: (1) 0.79 Å (2) 1.59 Å (3) 3.18 Å (4)4.77 Å
Q. Describe Structure of Solids? Ans. Solids are different from gases and liquids because they have a fixed shape. This definite shape occurs as the individual particles w
Why is geometrical isomers not possible in tetrahedral complexes having two different types of unidentate ligands? Ans) Tetrahedral complexes do not show geometrical isomerism be
DNA nucleotides Adenine + Deoxy ribose sugar + Phosphate → Adenosine phosphate Guanine
React Benzil with 60% NaOH
Q. Use the following information to draw a temperature-composition phase diagram for the binary system of H 2 O (A) and Na 2 SO 4 (B) at p = 1 bar, confining t to the range 20 to
If an ideal gas is kept inside a container with movable piston, and is allowed to expand ISOTHERMALLY, then pressure exerted by the gas on the container wall decreses. Why? What h
Lithium hydration energy
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