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15
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-Electric wires are made up ofโฆโฆโฆโฆโฆ. a-sulphur b-carbon c-copper
copper
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15
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-A non-metal that is used in making the positive pole of the dry cell. (โฆโฆโฆโฆโฆโฆโฆโฆโฆโฆ.)
graphite
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×
boom
Lose 50 points!
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shark
Other team loses 20 points!
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gift
Win 15 points!
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lifesaver
Give 20 points!
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15
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Sulphur is a non-metal element. give reason
Because it has no luster and bad conductor of electricity.
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15
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1. ...................... is an example of non-metals. a. Copper b. Carbon c. Aluminium d. Iron
carbon
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15
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Metals are good conductors of .............. and ..................
electricity ---heat
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banana
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rocket
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shark
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thief
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15
×
All metals are solid elements in normal temperature except bromine.
mercury
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15
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. ...................... is a liquid metal, while โฆโฆโฆ...........โฆโฆ is a liquid non-meta
mercury ---- bromine
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15
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Give reason:- 1-Sulphur is a non metal element
Because it has low melting point ,,bad conductor of heat ands electricicty
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15
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. All the following elements are good conductors of electricity except โฆโฆโฆโฆ a. Carbon b. Iron c. Sulphur d. Copper
sulphur
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banana
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rocket
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shark
Other team loses 20 points!
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banana
Go to last place!
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15
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5-Positive poles of dry cell are made of carbon. ( )
yes
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15
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Carbon (graphite) is used in making positive poles of dry cells. GR
Because it is good conductor of electricity.
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15
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1-Silver has metallic luster so, it isโฆโฆโฆโฆโฆ.., while sulphur hasn't metallic luster so, it isโฆโฆโฆโฆโฆ
metal ,,,non-metal
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15
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Non-metals are found in two states. (.........)
No , THREE ( solid - liquid - gas)
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