Acids when dissolved in water produce__________
Acids when dissolved in water produce hydrogen ions. Explanation An acid is any hydrogen-containing substance that is capable of donating... View Article
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A pi-bond is formed by the overlap of:
A pi-bond is always formed by sidewise overlapping of p – p orbitals in a sidewise manner. Explanation Sigma and... View Article
The dimensional formula for impulse is_______
Answer: The dimensional formula for impulse is [M L T-1] What is impulse? Impulse in Physics is a term that is... View Article
what kind of protozoan causes malaria?
The Carrier of malaria-causing protozoan is the female Anopheles mosquito. Malaria Malaria is a mosquito-borne infectious disease caused by various... View Article
Modern periodic table is divided into:
The modern periodic table is divided into 7 periods and 18 groups. It also comprises elements divided into four blocks... View Article
What are the properties exhibited by metals?
Metals are the electropositive element where they tend to donate electrons and form positive ions and become stable. Metals also... View Article
Mechanical weathering is also known as______________
Mechanical weathering is also known as physical weathering. Weathering is often divided into the processes of mechanical weathering and chemical weathering.... View Article
Action and reaction forces are always:
Action and reaction forces are always equal in magnitude but opposite in direction. Explanation Newton’s third law of motion states that... View Article
State the universal law of gravitation
The universal law of gravitation states that; Every particle attracts every other particle in the universe with a force that... View Article
Valence bond theory was introduced by:
Valence bond theory was proposed by Linus Pauling and later supported by slater. This theory explains the formation of a... View Article
Give an example of covalent solid.
Silicon carbide is an example of a covalent solid. Covalent solid is a classification of crystalline solid. Definition A wide... View Article
The radius of an atom is approximately
The radius of an atom is approximately 10-10 m. Definition An atomic radius is half the distance between adjacent atoms... View Article
Sundarbans are named after these trees
Sundarbans are named after Sundari trees. Explanation The ‘Sundari’ is the most abundant tree in these forests. This is the... View Article
Aniline is insoluble in water because:
Aniline is insoluble in water because of the large hydrocarbon part that retards the formation of an H-bond. So it... View Article
What is “gingelly” popularly known as?
Sesame is one of the oldest oilseed crop and an important oil yielding crop with an oil content of 40... View Article
KCN on reacting with haloalkanes form:
KCN on reacting with haloalkanes from alkyl cyanides. KCN is predominantly ionic and produces cyanide ions in solution. Explanation In... View Article
What is a Nickel-Cadmium storage cell?
The nickel-cadmium battery is a type of a secondary storage cell. A Battery is a device consisting of one or... View Article
Which is the largest peninsular river?
The largest river of Peninsular India is Godavari. The second-longest river Godavari is called as Vridh Ganga. After Ganga, the... View Article
Which crop is associated with Ginning?
Cotton is associated with ginning. It is the process of separating the seeds from the fibre. Explanation The cotton cultivation has... View Article
20oC corresponds to ____________
T = 20oC + 273 = 293 K Explanation Celsius and Kelvin are units of temperature. The basic unit of temperature... View Article
