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URL:https://www.learndesk.us/class/5975117068763136/materials-metals-and-non-metals-class-8-science-ncert?ref=outlook-calendar
SUMMARY:Materials: Metals and Non Metals Class 8 Science NCERT
DTSTART;TZID=America/Los_Angeles:20260511T190000
DTEND;TZID=America/Los_Angeles:20260511T200000
LOCATION:https://www.learndesk.us/class/5975117068763136/materials-metals-and-non-metals-class-8-science-ncert?ref=outlook-calendar
DESCRIPTION: Q.1. Which of the following can be beaten into thin sheets
(a) Zinc (b) Phosphorus (c) Sulphur (d) Oxygen
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.
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.
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 sulfate solution. (d) Coal can be drawn into wires.
Q.5. Some properties are listed in the following table. Distinguish between metals and non-metals based on these properties.
Q.6. Give reasons for the following.
(a) Aluminium foils are used to wrap food items. (b) Immersion rods for heating liquids...

https://www.learndesk.us/class/5975117068763136/materials-metals-and-non-metals-class-8-science-ncert?ref=outlook-calendar
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