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describe the comparative study of physical and chemical properties of p block elements.
5 points on nickel plating
Q. Explain about Neutral and Amphoteric oxides? Neutral oxides have neither acidic nor basic properties and when dissolved in water, they give neutral solutions, e.g., CO, N
why f elememnts kept sepertaly in periodic table
Which of the following has maximum number of unpaired electron (atomic number of Fe 26): (1) Fe (2) Fe (II) (3) Fe (III) (4) Fe (IV) An
A gas contains 350 ppm of H 2 S in CO 2 at 72°F and 1.53 atm pressure. If the gas is liquified, what is the weight fraction H 2 S? You are asked to make up a laboratory soluti
Physical properties of Cycloalkane (i) In Cycloalkane First two members are gases, next three members are liquids and higher ones are solids. (ii) Cycloalkane is not solubl
Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also. Ans) molecular wieght of gold is 197 g 1mole/g of molecule is occupies t
Q. Show the broader classification? A broader classification is based on the reaction of the oxide with water. According to this, oxides are classified as' acidic, basic, neutr
Define Composition of individual phase in phase diagram–three phase? A binary system with three phases has only one degree of freedom and cannot be represented by an area on a
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