Multiple Choice
Which one of the following statements is not correct?
A) All metals are solid at room temperature
B) All metals are good conductor of heat and electricity
C) All metals from basic oxides
D) All metals possess luster when freshly prepared
Correct Answer:
Verified
Correct Answer:
Verified
Q14: A. The resistance of super conductor is
Q15: Parthenogenesis is a type of<br>A)sexual reproduction<br>B)asexual reproduction<br>C)budding<br>D)regeneration
Q16: Among metals, the poorest conductor of heat
Q17: The correct order of electrical conductivity is<br>A)Al
Q18: Cyanobacteria are<br>A)bacteria<br>B)virus<br>C)algae<br>D)fungi
Q20: Man made synthetic fibre is<br>A)wool<br>B)rayon<br>C)nylon<br>D)cotton
Q21: ?-particle are<br>A)double positive helium nucleus<br>B)single positive helium
Q22: A divalent cation has 10 electrons and
Q23: A particle is projected up with an
Q24: Ohm's law is true<br>A)for gases at low