Answer : Option A) Atomic number of Arsenic is 33.
Explanation : Arsenic contains same number of protons in its atomic nucleus. In arsenic there are 33 protons found in the atomic nucleus. Hence, the atomic number will be 33. It has 5 valence electrons in its outermost shell, which is also called as valence shell. So, its valency becomes 5.
<em>i think the answer is b </em>
Answer:
It increases because the less oxygen the more pressure there will be on that specific object
Explanation:
Yes thats true! You always have to think about the question or project before you start a science experiment! :)