Description : Why ionic compounds are more soluble in water than others?
Last Answer : Ans: As water is a polar compound, so it dissolves ionic compounds in large amounts due to its strong interaction with ions (solute particles).
Description : Why water is called as “Universal Solvent”?
Last Answer : Ans: Because it can dissolve a lot of things in it, due to presence of strong cohesive forces in it and it’s ability to form H-bonding and hydration with solutes.
Description : What is colloidal solution?
Last Answer : Ans: A solution in which solute particles are bigger than those present in a true solution and which cannot be filtered id called a colloidal solution.
Description : Define freezing mixture.
Last Answer : Ans: The mixture formed by mixing ice and salt having low temperature, than the freezing point of water is called freezing mixture.
Description : Is there any case in which we cannot make saturated solution?
Last Answer : Ans: Yes, there are such solutions in which a liquid solute is soluble in a liquid solvent in all properties; we cannot make saturated solutions in such case.
Description : How dissolution takes place by hydrogen bonding?
Last Answer : Ans: Many covalent compounds having hydroxyl group (-OH) in them are dissolved in water. In such compounds hydrogen bonds are formed between the water molecules and solute, which make them soluble in water.
Description : How dissolution takes place by hydration?
Last Answer : Ans: When an ionic compound is dissolved in water+ve hydrogen atoms of water molecule surrounds the –ve ions of solute, & -ve oxygen atoms surrounds the +ve ions and thus hold it in the dissolved form. This process is called hydration.
Description : Why solubility of gases is lesser in liquids?
Last Answer : Ans: Gas molecules are far apart, so they have weak attractive forces among their own molecules & also have less attraction for solvent molecules as well. So they have lesser solubility in liquids.
Description : What is dissolution process?
Last Answer : Ans: The process of dissolution a solute in a solvent is called dissolution.
Description : Define “ Solution”
Last Answer : A homogenous mixture of different chemical substances, which has uniform chemical properties (composition) throught and shows same physical properties, is called a solution.
Description : Zinc is most soluble in which of the following liquids? w) Water x) Alchohol y) Mercury z) Oil
Last Answer : ANSWER: Y -- MERCURY
Description : Which one of the following vegetable oils is used in the manufacture of paints? (1) Palm oil (2) Sunflower oil (3) Linseed oil (4) Cottonseed oil
Last Answer : (4) Cottonseed oil Explanation: Linseed oil and castor oils are used mainly as drying agents in paints and varnishes. Linseed oil is generally used in the manufacture of oil paints, drying oil finish ... , as a pigment binder in oil paints, as a plasticizer and in the manufacture of linoleum.
Description : Which of the following vegetable oils does not contain essential fatty acids? (1) Sunflower oil (2) Mustard oil (3) Coconut oil (4) Gmundnut oil
Last Answer : (1) Sunflower oil Explanation: Fatty Acids are aliphatic carboxylic acid with varying hydrocarbon lengths at one end of the chain joined to terminal carboxyl (-COOH) group at the other end.
Description : Preparation of `Dalda or Vanaspati' ghee from vegetable oil utilizes the following process : (1) Hydrolysis (2) Qxidation (3) Hydrogenation (4) Ozonolysis
Last Answer : (3) Hydrogenation Explanation: The largest. scale application of hydrogenation is for the processing of vegetable oils (fats to give margarine and related spreads and shortenings). Typical vegetable oils ... liquid vegetable oils into solid or semi-solid fats, such as those present in margarine.
Description : Which gas is used to manufacture vanaspati from vegetable oil is - (1) carbon dioxide (2) nitrogen (3) oxygen (4) hydrogen
Last Answer : (4) hydrogen Explanation: Hydrogen is used to manufacture vanaspati from vegetable oil.
Description : Vegetable oil is made into margarine through: w) halogenation x) partial hydrogenation y) methylation z) oxidation
Last Answer : ANSWER: X -- PARTIAL HYDROGENATION
Last Answer : Linseed oil
Description : Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process : (1) Hydrolysis (2)Oxidation (3) Hydrogenation (4) Ozonolysis
Last Answer : Hydrogenation
Description : Which of the following vegetable oils does not contain essential fatty acids ? (1) Sunflower oil (2) Mustard oil (3) Coconut oil (4)Groundnut oil
Last Answer : Sunflower oil
Description : how can i make a water soluble oil painting dry faster?
Last Answer : Need Answer
Description : The vacuole of a plant is composed of ____ with soluble substances dissolved within it. a. water c. oil b. juice d. minerals
Last Answer : a. water
Description : Which one of the following solution will not conduct electricity? a) lemon juice b)vinegar c)vegetable oil d)tap water
Last Answer : c)vegetable oil
Description : Can I use butter instead of vegetable oil?
Last Answer : Here’s a tasty cake recipe…
Description : Can you use corn oil instead of vegetable oil when making a cake?
Last Answer : I would imagine so. I now use applesauce as a substitute for the oil, it makes it a little moister, and doesn’t seem to alter the taste at all. Welcome to ask-public.
Description : Can I protect my deck with vegetable oil?
Last Answer : I would think that vegetable oil would get rancid. I know you don’t plan on licking your deck, but won’t it eventually stink?
Description : A cake mix calls for 1/2 cup vegetable oil. Can you use olive oil or butter instead?
Last Answer : Not olive oil (unless it’s extra light). It has too strong of a flavor. You can use butter. Just melt it first.
Description : I am trying to make Zucchini Bread. Am I supposed to use Crisco the solid stuff of vegetable oil the runny kind in a bottle?
Last Answer : Quick and sweet breads usually require the kind in the bottle.
Description : Can you replace vegetable oil with canola in a boxed brownie mix?
Last Answer : Yes. In my experience the main difference between oils is their smoking points. This only comes into play when you are frying. There may be a slight flavor change, but all fat is fat so it will taste good.
Description : What is the safest and most environmentally friendly way of disposing of vegetable oil?
Last Answer : mix the oil with about 4 times as much soil and compost it.
Description : Have you converted your car's engine to use waste vegetable oil from restaurants?
Last Answer : In the UK you’re still obliged to pay the fuel duty which is most if the price over here. Also I thought if the car had a diseal engine it didn’t need converting to run on vegtable oil?
Description : If corn oil is made from corn and vegetable oil is made from vegetables. What is baby oil made from?
Last Answer : Not babies... In baby showers do we spend the afternoon washing babies? Guess not Baby oilOis made of different products such as essence, coloring and (preferrably) natural oils such as coconut Oil, almond oil ... and where you live, but that is just something to give you an Idea. Have a great day!
Description : Can you use mayonnaise instead of vegetable oil in blueberry muffins?
Last Answer : Yes
Description : How many ml in 5 tbsp of vegetable oil?
Last Answer : Feel Free to Answer
Description : Which one of the following statements in not correct? [CDS 2003] (a) India is the highest oil-seeds and vegetable oil producing country in the world (b) India is the second largest exporter of ... silk in world (d) India is the second largest producer of three-wheeler motor vehicles in the world
Last Answer : Ans: (c)
Description : Cooking oil can be converted into vegetable ghee by the process of 1. hydrogenation 2. distillation 3. crystallisation 4. reduction The correct processes are: (a) 1 and 4 (b) 2 and 4 (c) 1 and 3 (d) 3 and 4
Last Answer : Ans:(a)
Description : Green manure is obtained from – (1) Domestic vegetable waste (2) Oil seed husk cakes (3) Fresh animal excreta (4) Decomposing green legume plants
Last Answer : (4) Decomposing green legume plants Explanation: Green undecomposed material used as manure is called green manure. It is obtained in two ways: (1) growing green manure crops usually belonging to ... , field bonds and forest. The most important green manure crops are sunnhemp, dhaincha,. etc.
Description : Green manure is obtained from – (1) Fresh animal excreta (2) Decomposing green legume plants (3) Domestic vegetable waste (4) Oil seed husk cakes
Last Answer : (2) Decomposing green legume plants Explanation: Green manure is obtained from decomposing green legume plants.
Description : Cooking oil can be converted into vegetable ghee by the process of – (1) oxidation (2) hydrogenation (3) distillation (4) crystalisation
Last Answer : (2) hydrogenation Explanation: An example of an alkene addition reaction is a process called hydrogenation. In a hydrogenation reaction, two hydrogen atoms are added across the double bond of an alkene, resulting in a saturated alkane.
Description : Cooking oil can be converted into vegetable ghee by the process of (1) oxidation (2) hydrogenation (3) distillation (4) crystalisation
Description : The gas used in the manufacture of vanaspati from vegetable oil is?
Last Answer : hydrogen
Description : Which of the following is the most commonly used leaching solvent in vegetable oil industry? (A) Phenol (B) Hexane
Last Answer : (B) Hexane
Description : High cholesterol patients are advised to use (a) ghee, butter and oils (b) groundnut oil, margarine and vegetable oils (c) fatty oil and butter (d) cheese, dalda and ghee.
Last Answer : (b) groundnut oil, margarine and vegetable oils
Description : A healthy person eats the following diet-5 gm raw sugar, 4 gm albumin, 10 gm pure buffalo ghee adultrated with 2 gm vegetable ghee (hydrogenated vegetable oil) and 5 gm lignin. How many calories he is likely to get? (a) 126 (b) 164 (c) 112 (d) 144
Last Answer : (d) 144
Description : 2016 is declared as International year of — a. Pulses b. Cereals c. Oil Seed d. Vegetable
Last Answer : a. Pulses
Description : Centrifugal pump can't be used to pump (A) Molten sodium (used as a coolant in Fast Breeder Reactor) (B) Moderately viscous vegetable oil used in soap industry (C) Thick molten soap at 80°C (D) None of the above
Last Answer : (C) Thick molten soap at 80°C
Description : Pick out the correct statement. (A) A fat is converted into oil by its hydrogenation (B) There is no difference between a fat and an oil so far as its physical properties are ... Vegetable oils are classified as drying, non-drying and semi drying oils depending upon their fatty acids content
Last Answer : (C) All vegetable oils except coconut oil, contains fatty acids having more than sixteen carbon atoms
Description : Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil. (A) Drying (B) Semi-drying (C) Non-drying (D) None of these
Last Answer : (C) Non-drying
Description : Green manure is obtained from (1) Fresh animal excreta (2) Decomposing green legume plants (3) Domestic vegetable waste (4) Oil seed husk cakes
Last Answer : Decomposing green legume plants
Description : Give one application of :(i) Mineral oil (ii) Varnish (iii) Synthetic oil (iv) Vegetable oil
Last Answer : i) Application of Mineral oil: 1. Used in transformer. 2. Used in switchgear 3. Used for circuit breaker 4. Used for capacitor 5. Used in paper insulated cables 6. It is used in Rector ii) ... Vegetable oil: 1. Used as a lubricant. 2. For illumination effect 3. Used for eating purpose.
Description : Which of the following is not soluble in water? (1) Lead Sulphate (2) Zinc sulphate (3) Potassium sulphate (4) Sodium sulphate
Last Answer : (2) Zinc sulphate Explanation: Lead sulfate (PbSO4) is a white crystalline solid. It is insoluble in water and sinks in it. It is often seen in the plates/electrodes of car batteries, as it is ... is discharged. It is also known as fast white, milk white, sulfuric acid lead salt or anglesite.