3 years ago

In what order did mendeleev arrange the elements in his periodic table?

1 answer:

3 0

He realized that the physical and chemical properties of elements were related to their atomic mass in a 'periodic' way, and arranged them so that groups of elements with similar properties fell into vertical columns in his table.

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Identify the products and the reactants in the following chemical equations

liq [111]

Answer:

1-Mg+O2=reactants MgO-product

2-CaNr2+AlCl3=reactants CaCI2+AIBr3=product

3-C2H4+O2=reactants H2O+CO2=product

Explanation:

Reactants are on the left side and products on the right.

6 0

2 years ago

Monochlorination of propane yields two constitutional isomers, and dichlorination yields four. Trichlorination yields five const

GaryK [48]

By Tri chlorination, three chlorine atoms can replace the 3 hydrogen atoms in propane molecule to give tri-chlorinated products according to the attached picture.