Chemistry:
1 . Coins and Thermometer contain a substance that can be drawn into wires?
True or False
2. Name two Forms in which carbon can be found ?
Answer with good Explanation.
Answers
Answer:
Explanation:
Q.1. Which of the following can be beaten into thin sheets? (a) Zinc(b) Phosphorus(c) Sulphur(d) OxygenAns. (a) Zinc.
Q.2. Which of the following statements is correct? (a) All metals are ductile. (b) All non-metals are ductile. (c) Generally, metals are ductile. (d) Some non-metals are ductile.Ans. (c) Generally metals are ductile.
Q.3. Fill in the blanks. (a) Phosphorus is a very non-metal. (b) Metals are conductors of heat and (c) Iron is reactive than copper. (d) Metals react with acids to produce gas.Ans. (a) reactive (b) good, electricity (c) more (d) hydrogen
Q.4. Mark ‘T’ if the statement is true and ‘F’ if it is false. (a) Generally, non-metals react with acids. (b) Sodium is a very reactive metal. (c) Copper displaces zinc from zinc sulphate solution. (d) Coal can be drawn into wires.Ans. (a) F (b) T (c) F (d) F.
Answer:
1). True, Coins and thermometer contain metals that can be drawn into wires.
2). Two forms of carbon are graphite and diamond.