Table of Contents
Why is water a covalent compound?
In summary, water has a covalent bond because of the nature of oxygen and hydrogen — they share electrons to attain stability, and their electronegativities are close enough for their bond to be considered covalent.
Why is water a liquid at room temperature instead of a gas?
why is water a liquid at room temperature instead of gas? The attraction of the hydrogen bonds keeps the molecules close enough together to be a liquid at room temperature. the pressure exerted by a vapor in equilibrium with its liquid.
Why are the bonds in a water molecule polar covalent and how does that affect the interactions between water molecules?
The two hydrogen atoms and one oxygen atom within water molecules (H2O) form polar covalent bonds. As a result of water’s polarity, each water molecule attracts other water molecules because of the opposite charges between them, forming hydrogen bonds.
How does a water molecule bond?
Water has an amazing ability to adhere (stick) to itself and to other substances. In the case of water, hydrogen bonds form between neighboring hydrogen and oxygen atoms of adjacent water molecules. The attraction between individual water molecules creates a bond known as a hydrogen bond.
Why are covalent bonds strong in water?
This means that the O end of the water molecule is partially negative (δ−) , and the H atoms are partially positive (δ+) . These polar covalent bonds are intramolecular (meaning within the molecule) and are the strongest bonds in water.
Why water is liquid at room temperature give 2 reasons?
Water at room temperature is liquid due to the presence of hydrogen bond. These bonds hold water molecules together for small fractions of a second. Water molecules move continuously. This property makes the water liquid at room temperature.
Why is water a liquid at room temperature and pressure quizlet?
Why is water a liquid at room temperature and pressure? It is a polar molecule and hydrogen bonding attracts water molecules to each other. don’t overload it with slowly degradable and nondegradable wastes.
Why is water a polar molecule quizlet?
Water is considered a polar molecule because one side of the molecule is a different charge then the other side of the molecule. The hydrogen atoms in water bond to the hydrogen atoms in the air, creating a greater surface tension than most other liquids.
Why is water more polar than ammonia?
With water, the oxygen atom is more electronegative, causing the valence electrons to stay closer to the oxygen atom; this gives the molecule a dipole moment, and is therefore classified as a polar molecule. This is the same for NH3, with the nitrogen atom being more electronegative.
Is water polar or nonpolar solvent?
For example, water is a polar solvent and it will dissolve salts and other polar molecules, but not non-polar molecules like oil. Petrol is a non-polar solvent and will dissolve oil, but will not mix with water.