Fluorine is the most reactive element among the given elements. Fluorine is a chemical element with the symbol F and atomic number 9. The thing... View Article
Sulphur is an element. Rest all comes under the mixture. A mixture is a substance that consists of two or more elements or compounds not... View Article
Since the weighing machine measures the apparent weight, our true weight is more, i.e., more than 42 kg A weighing machine measures the... View Article
A chord of a circle is a straight line segment whose endpoints both lie on a circular arc. When the chord passes through the centre of a circle,... View Article
(a) Cement is not an agro-based industry. The agro-based industry includes industries related to textiles, sugar, paper and vegetable oil.... View Article
Copper is a transition metal as its ion contains partially filled d-orbitals 1s22s22p63s23p63d9 4s2 In the transition metals, the five d... View Article
Atomic radii increase down the group and decrease throughout the period. So, K has the largest atomic radius among the given elements. The... View Article
Answer:Â c) Sucrose Sucrose is a non-reducing sugar because the monosaccharides' anomeric carbon is involved in glycoside or acetal formation. So... View Article
Natural gas can be used for heating and cooking food because it is a clean source of energy. It does not produce a huge amount of smoke on... View Article
A factor is a number that divides into another number exactly and without leaving a remainder. Most numbers have an even number of factors (a)... View Article
Natural resources are the essential environment to humans, whether they in one form or the other. Natural resources are available in nature... View Article
Phosphorus is a non-metal; the rest all are metals. Phosphorus gets its name from the Greek word 'phosphorous', meaning 'bringer of light'.... View Article
Mumbai has a moderate climate Mumbai experiences moderate climate because of its tropical location. Being located on the coast, it is neither... View Article
Primary alcohols on oxidation with a strong oxidising agent like potassium permanganate give carboxylic acid. The oxidation of alcohols is an... View Article
The frog is an ectotherm who aestivates or undergoes summer sleep to escape very high temperatures in summer. The summer sleep of the frog is... View Article
With the increase in surface area of adsorbent, chemical adsorption increases. If the adsorbent surface is more fine or rough, the surface area... View Article
Answer: Mass of the car (m) = 1500 kg Velocity (v) = 60 km/hr v = 60 x 5/18 v = 16.67 m/s The car is in motion, so its energy is, Kinetic... View Article
Cotton, sugarcane and tea are commercial crops. Option (d) all of the above is the correct option Crops giving comparatively better returns to... View Article
The organisms belonging to Kingdom Monera are unicellular and prokaryotic, whereas the organisms belonging to Kingdom Protista are unicellular... View Article