UHS MDCAT Past Papers Solved MCQs 2021

If the medium is _____ for a secondary alkyl halide, the substitution will be SN​1:

• Basic
• Non polar
• Polar
• Neutral

Phenol is an:

• Inorganic compound
• Saturated hydrocarbon
• Aliphatic compound
• Aromatic organic compound

At which biological points does the temperature remain constant

• At homeostasis
• During active transport
• During metabolic reactions
• During cell division

Alkanes are non-polar and therefore insoluble in:

• Ethanol
• Ether
• Water
• Benzene

Which one of the following is cyclic

• Butane
• Ethanol
• Cyclic propane
• Methane

The formula of phthalic acid is:

• C6H6 COOH
• C6H4 ( COOH )2
• C6H5 COOH
• C6H6 ( COOH )2

Manganese (Mn) is mostly used in which industry

• Aerospace
• Automotive
• Pharmaceutical
• Steel

Which one of the following is a transition metal

• Sodium (Na)
• Zinc (Zn)
• Nitrogen (N)
• Phosphorus (P)

In the 3rd period of the periodic table, the element with the highest oxidation state is likely:

• Sulfur (S)
• Chlorine (Cl)
• Sodium (Na)
• Phosphorus (P)

The angle in BeCl2 is:

• 180°
• 90°
• 109.5°
• 120°