grade 6 chemistry program

- This is a representative list of topics covered in our Grade 10 Chemistry program - however all programs will be customized for the individual studen..

- This is a representative list of topics covered in our Grade 12 Chemistry program - however all programs will be customized for the individual studen..

Six bond pairs in a molecule are distributed octahedrally around the central atom. A molecule having six bond pairs around its central atom has an octahedral shape. In a molecule of the type AB 6 , the six 'B' atoms are placed octahedrally around 'A'. Thus, ..

Balance other atoms except H and O a..

Calculate the mass of 0.4 moles of wate..

Calculate the number of moles of carbon dioxide present in 1.1 g of carbon dioxide. (C=12, O=1..

Carbon dioxide is readily absorbed by alkalis such as sodium hydroxide and potassium hydroxide, to form their respective carbonates. The above reaction of carbon dioxide with potassium hydroxide is used to purify air. When air is passed through a solution of potassium hydroxide, it absorbs ..

Gases Percentage of air dissolved in water Composition of air in atmosphere Nitrogen 65% 79.00% Oxygen 34% 20.90% Carbon di oxide 1% 0.03% To show the presence of air in water, the following experiment can be performed. Set up the apparatus as shown in the figure 6..

Baking powder is used in all the food preparations. The addition of baking powder during baking, produces carbon dioxide which, makes the dough "rise". The small pores in a loaf of bread are the spaces in which carbon dioxide was formed (Fig.11.13). ..

i) Nylons are insoluble in common solvents, have good strength and absorb little moisture. ii) It is used for tyre cords, fabrics, ropes, carpets and manufacture of garmen..