Answer:
A) Nonmetal carbon shares valence electrons with each nonmetal hydrogen forming four covalent bonds.
Explanation:
Methane is formed when nonmetal carbon shares valence electrons with each nonmetal hydrogen forming four covalent bonds. Nonmetals share electrons to form covalent bonds.
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Answer:
Explanation:
1. A student mixes baking soda and vinegar in a glass. The results are shown at left. ... Yes I do belive that new substances are being formed because there is a chemical reaction between the baking soda and vinegar turning it into a bubbly substances instead of a powder and liquid.
<span>It exhibits the Tyndall effect. ---> FALSE. IT BELONGS TO THE COLLOIDES.
Brownian motion is not visible in it.--> FALSE. IT IS A PROPERTY OF FLUIDS WHEN MICROSCOPICAL PARTICLES ARE IN IT.
It cannot be separated using filtration.--->TRUE. THE PARTICLES CANNOT BE DISTINGUISHED NOR SEPARATED BY FILTRATION.
It has at least two phases.-->FALSE. E.G. SALT IN WATER FORM ONE UNIQUE PHASE.</span>
Answer:
Explanation:
An iodide ion is the ion I−. Compounds with iodine in formal oxidation state −1 are called iodides.
