Which groups on the periodic table contain metalloids?
2 answers:
Answer:
Group 13 to group 16
Explanation:
Metalloids are the elements that shows the properties of both metal and non metals. They are found in the diagonal side of p block elements. Some of the metalloids are shown in attached figure. Some of the metalloids are boron, silicon, germanium, arsenic, antimony, and tellurium. From group 13 to group 16 the diagonal elements are metalloids.
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Answer:
The speed is 15 km/h or 4.16 m/s.
Explanation:
A boat travels the distance that separates Gran Canaria from Tenerife (90 km) in 6 hours. Which the speed of the boat in km / h? And in m / s?
Given that,
Distance, d = 90 km = 90000 m
Time, t = 6 hours = 21600 s
Speed = distance/time
or
So, the required speed is 15 km/h or 4.16 m/s.
The correct answer (sample response) is:
The image seems to be behind the mirror, but nothing is really there.
Include the following in your response:
The image appears to be behind the mirror.
If someone looks behind the mirror, there is no image there.