Chemistry Multiple Choice Questions Neet Exam Online Exam Quiz
Chemistry Multiple Choice Questions Neet Exam GK Quiz. Question and Answers related to Chemistry Multiple Choice Questions Neet Exam. MCQ (Multiple Choice Questions with answers about Chemistry Multiple Choice Questions Neet Exam
All the oxides and hydroxides of Boron family are ____________ in nature.
Options
A : acidic
B : basic
C : acidic and basic
D : acidic, basic and amphoteric
Which of the following is true regarding the acidic character?
Options
A : Aluminium halides acidic character is greater than that of indium halide
B : Boron halide acidic character is less than that of gallium halide
C : Gallium halides acidic character is less than that of indium halide
D : Aluminium halides acidic character is greater than that of boron halide
Which of the following is a colourless gas?
Options
A : Boron chloride
B : Boron fluoride
C : Boron Bromide
D : Boron iodide
Which of the following is the correct reason for the anomalous behaviour of Boron?
Options
A : low ionization energy
B : smallest size in the group
C : low electronegativity
D : the presence of the orbital and can show allotropy
Which of the following property is not a similarity between Boron and silicon?
Options
A : metals
B : non-metals metals
C : semiconductors
D : formation of covalent hydrides
____________ Boron is reactive with air.
Options
A : Neither crystalline nor amorphous
B : Crystalline
C : Both crystalline and amorphous
D : Amorphous
____________ and Boron are same in case when reacted with concentrated nitric acid.
Options
A : Oxygen
B : Aluminium
C : Hydrogen
D : No other metal
Which of the following compound is formed when aluminium reacts with an alkali?
Options
A : sodium Tetra hydroxyl aluminate V
B : sodium Tetra hydroxyl aluminate III
C : sodium Penta hydroxyl aluminate IV
D : sodium Septa hydroxyl aluminate III
Which of the following elements do you think can react with water?
Options
A : Thallium
B : Boron
C : Aluminium
D : Gallium
Which of the following element has the highest melting point?
Options
A : thallium
B : gallium
C : aluminium
D : boron
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