Group 2, or in the Alkaline Earth Metals section. This is due to the necessity to have a +2 charge to balance out or negate the -2 charge two Bromines carry.
Answer:
all these are physical properties except release of heat so it's probably heat energy given off
Ans: (D) 0
Hope my answer is correct:))
nickel oxide is the chemical compound with a formula called NiO.
what are the elements in nickel oxide?
there is <span><span>a silver looking white crystalline metal that takes place in meteors also combined with other elements in ores.</span>
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Answer:</h3>
1 Nitrogen atom and 3 Hydrogen atoms
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Explanation:</h3>
- A molecule is the smallest particle of an element or a compound that has the properties of the element or the compound.
- Molecules of elements are made up of similar atoms while those of compounds are made up of different atoms from different elements.
- Compounds are made up of atoms of different elements.
- For example, NH₃ is made up of one nitrogen atom and three ammonia atoms, water(H₂O) is made up of two hydrogen atoms and one oxygen atom.
