Chapter: 1
Q: 1. what is a chemical equation?
Q: 2. What is the balance Chemical equation? Write example of balanced equation.
Q: 3. Write the balanced equation for the following chemical equation?
H2 + Cl2 → HCl
BaCl2 + Al2(SO4)3 → BaSO4 + AlCl3
Q: 4. What is a combination treatment or additive reaction? Two examples please?
Q: 5. What is the reaction exothermic and endothermic? An example of chemical Equation.
Q: 6. What is the Decomposition Reaction ? Write two examples |
Q: 8. Any substance 'X' happens to white using the solution?
Substance 'X' Write the name and formula?
Substance 'X' Write react with water?
Q: 9. What is the displacement reaction? Write an example?
Q: 10. What is double displacement reaction? Write an example |
Q: 11. What is oxidation and reduction?
Q: 12. What is Redox reaction? An example please?
Q: 13. What are the burning magnesium ribbon into the air? Write the equation of reaction |
Q: 14. What is corrosion? Two examples please?
Q: 15. What is rancidity ?
Q: 16. What is precipitation reaction ?
Q: 17. What is the oxidation reaction? Two examples please?
Q: 18. What are two examples of the reduction reaction?
Chapter : 2
acids and salts
Q: 1. What is indicator?
Q: 2. What is the neutralization reaction? Write chemical equation
Q: 3. brass and copper utensils should be kept in the yogurt and sour foods, why not?
Q: 4. Write down the features of acid?
Q: 5. Features alkali (base) write?
Q: 6. How many of our body's pH value remains modesty action?
Q: 7. What is acid rain?
Q: 8. what is chloro - alkali process? Write the chemical equation |
Q: 9. Write the process of Belching powder ? Write the chemical equation |
Q: 10. What are the washing soda chemical equation of build write the two uses of washing soda.
Q: 11. Baking soda Built using chemical equations and write two?
Q: 1. What are the metals? What are the sodium metal?
Q: 2. What are the most (more) ductile metal? What is stretching (Ductility)?
Q: 3. Write the four characteristics of metals?
Q: 4. Write down the features of non-metals?
Q: 5. What are the two metals are very low melting point and starts melting on the palm?
Q: 6. What are fluid (liquid) at heating metal room?
Q: 7. What is The Reactivity Series?
Q: 8. What is Aqua regia, (Latin for ‘royal water’)?
Q: 9. Which metal are more and lower Reactive to according to Reactivity Series write these metal name.
Q: 10. Why are kept immersed in kerosene sodium?
Q: 11. What is a gangue?
Q: 12. What is Roasting?
Q: 14. What is an alloy?
Q: 15. Which method to protect from corrosion malleable iron have been developed?
Q: 16. What is a mineral?
Q: 17. What metals do not corrode easily?
Q: 18. What is rusting?
Q: 20. What is anode mud?
Q: 21. What metals are found in nature in the free-state?
Q: 22. What are found in the fluid (liquid) state non-metal?
Q: 23. Which metal, cold or hot water, do not act?
Q: 24. What is the pure gold?
Q: 25. Write the names of Mercury's ore?
Q: 26. What two bronze metals are mixed?
Q: 1. What is a covalent bond?
Q: 2. What is saturated and unsaturated carbon compounds?
Q: 3. What is the structural isomers.?
Q: 4. What is a hydrocarbon?
Q: 5. What is Elkins?
Q: 6. What is heteroatom?
Q: 7. What are the functional group?
Q: 8. What is thermal break?
Q: 9. What is the catalyst?
Q: 10. What is saponification? Write the chemical equation for its forming?
Q: 11. What is Esterification reaction? Write the chemical equation its forming?
Q: 12. What is vinegar?
Q : 13 what are used to sterile wound and syringe (Free the germs) ?
Q: 14. How are producing ethanol
Chapter: 5
Periodicarray
Q: 1. What are Döbereiner’s Triads?
Q: 2. Periodic table of Mendelif write rules?
Q: 3. The modern periodic table write rules?
Q: 4. What is the modern periodic table is period?
Q: 5. What are mean of Short period, very short period and long period in modern periodic table?
Q: 7. What modern periodic table first ten elements in which metal ?
Q: 8. What is a transition element?
Q: 9. What are the rules period of Mandlif?
Q: 10. write two features of the Mandlif periodic table?
Q: 11. write rules of Nulends octaves?
Q: 12. What is electron valency?
Q: 13. How many elements that are present in the fourth periodic?
Q: 14. Which group is halo Group?
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