Description : In what type of chemical reaction are the products of water removed during the formation of covalent bonds? a. Hydrolysis b. Ionization c. Dehydration synthesis d. Decomposition
Last Answer : c. Dehydration synthesis
Description : A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give an olefin (Q). Ozonolysis o
Last Answer : A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give ... (S) is: A. B. C. D.
Last Answer : A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration ... respectively, are: A. B. C. D.
Last Answer : A carbonyl compound (P) which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give ... (P) is: A. B. C. D.
Description : Assertion: Intermolecular dehydration is not useful for the perparation of unsymmetrical ethers from primary alcohols Reason: The reaction leads to a
Last Answer : Assertion: Intermolecular dehydration is not useful for the perparation of unsymmetrical ethers from primary ... . Assertion is false, Reason is true
Description : How does a dehydration reaction builds large molecules from small ones?
Last Answer : Need answer
Description : Dehydration of ammonium carbamate to yield urea is a/an __________ reaction. (A) Exothermic (B) Endothermic (C) Autocatalytic (D) Catalytic
Last Answer : (B) Endothermic
Description : Dehydration of ammonium carbamate (to produce urea) is a/an __________ reaction. (A) Reversible (B) Catalytic (C) Exothermic (D) Endothermic
Last Answer : (D) Endothermic
Description : A typical example of an exothermic reversible reaction conducted at high pressure in industry is (A) Dehydration of ethanol (B) Methanol synthesis (C) Reformation of methane (D) Polymerisation of ethylene
Last Answer : (A) Dehydration of ethanol
Description : What is the name for a chemical reaction that builds up larger molecules? a. dehydration synthesis b. hydrolysis c. reactants d. products
Last Answer : a. dehydration synthesis
Description : A tertiary alcohol (H) upon acid-catalysed dehydration gives a product (I). Ozonolysis of (I) leads to compounds (J) and (K). Compound (J) upon reacti
Last Answer : A tertiary alcohol (H) upon acid-catalysed dehydration gives a product (I). Ozonolysis of (I) leads to compounds ... ,PhCOCH_(3)` and `PhCOO^(-)K^(+)`
Last Answer : A tertiary alcohol (H) upon acid-catalysed dehydration gives a product (I). Ozonolysis of (I) leads to ... is formed by the reaction of: B. C. D.
Description : Pick out the wrong statement. (A) Dehydration of ammonium carbamate to produce urea is endothermic (B) Direct use of liquid ammonia as a fertiliser for a tropical country like India ... manufacture of ortho-phosphoric acid (D) Phosphate rock when reacted with dilute H2SO4 produces superphosphate
Last Answer : (B) Direct use of liquid ammonia as a fertiliser for a tropical country like India is suitable
Description : The major product of acid-catalyzed dehydration of 2-butanol is : (a) 2-Butene (b) 2-Butyne (c) 1-Butene (d) 1-Butyne
Last Answer : 2-Butene
Description : The major product of acid-catalyzed dehydration of 3-pentanol is : (a) 1-Pentene (b) 2-Methyl-1-butene (c) 2-Pentene (d) 3-Methyl-1-butene
Last Answer : 2-Pentene
Description : What molecule and provide electron is in the light reaction What is the waste product?
Description : How long does it take for a child to die of dehydration?
Last Answer : What is the answer ?
Description : NASA was considering sending canaries into space to study them under zero gravity. The project was scrapped when someone realized that in spite of having sufficient water supplies, they could die of dehydration within a few hours. Why? -Riddles
Last Answer : Birds, unlike humans, need gravity to swallow. Humans can swallow even while hanging upside down.
Description : How much water should I drink to prevent dehydration?
Last Answer : As most people know, water makes up most of our body as humans. A minimum of eight glasses a day should be consumed to fulfill this. Although, as we all know, everyone is different and therefor has different requirements.
Description : How dehydration helps in the preservation of food? (a) Growth of micro-organism is checked (b) Nutrients are concentrated (c) Surface of food stuffs becomes hard (d) Chemical reactions stop in the absence of water
Last Answer : Ans:(a)
Description : The process of elimination of water from any system is called (a) Oxidation (b) Reduction (c) Dehydration (d) Evaporation
Last Answer : Ans:(c)
Description : Dehydration in human body is caused due to the loss of: (1) vitamins (2) salts (3) hormones (4) water
Last Answer : (4) water Explanation: Dehydration is the condition where there is acute shortage of water in our body. This occurs when the amount of water leaving our body is greater than the ... three types of dehydration: hypotonic or hyponatremic (primarily a loss of electrolytes, sodium in particular).
Description : Dehydration in human body is caused due to the deficiency of – (1) Vitamin (2) Salt (3) Hormone (4) Water
Last Answer : (4) Water Explanation: dehydration is the condition where there is acute shortage of water in our body. This occurs when the amount of water leaving our body is greater than the amount consumed.
Description : Loss of water from tissues is called a. hypotension b. dehydration c. edema d. none of them
Last Answer : dehydration
Description : The remains of salt over the soil after evaporation of water is known as a. water logging b. salivation c. dehydration d. hydration
Last Answer : d. hydration
Description : Dehydration of ammonium carbamate produces (A) Urea (B) Biuret (C) Ammonia water (D) None of these
Last Answer : (A) Urea
Description : Which of the following statements is False about acetamide? (a) reacts with Br2/NaOH to form tertiary amine (b) undergoes acid-hydrolysis to form acetic acid (c) undergoes dehydration with P2O5 to form a nitrile (d) is a white crystalline solid, soluble in water
Last Answer : reacts with Br2/NaOH to form tertiary amine
Description : Dehydration in human body is caused due to the loss of : (1) vitamins (2) salts (3) hormones (4) water
Last Answer : water
Description : Cement is made hard with (1) dehydration (2) hydration and dissociation of water (3) Dissociation of water (4) Polymerisation
Last Answer : hydration and dissociation of water
Description : Can dehydration cause tachycardia?
Last Answer : Yes. You can read the symptoms here
Description : Was it overexertion, dehydration or both (exercise question)
Last Answer : Do you have a fever? Sounds like a dose of a virus.
Description : Young adult with dehydration issues. Is this normal?
Last Answer : If your urine was clear, it may not be dehydration. Dehydration would make the urine quite strong. Perhaps your problem involves low salt levels. That is common while exercising in the heat.
Description : I believe I am currently suffering from dehydration. Help?
Last Answer : Do you have health insurance? You can easily go to an ER to get IV fluids. I had to go so many times while pregnant, and they just give you two bags of fluid and you feel amazingly better. It was easy ... If they are so much that you are too weak to do things for yourself, I'd go to the hospital.
Description : Fainting when someone Stands up? Is it due to stress or dehydration or something?
Last Answer : Talk to a damn doctor, not a bunch of rando assholes on the internet.
Description : How is the nutritional value of ready to eat food the same as it was before the dehydration?
Last Answer : Make sure to check the 8 so it won't be suspended bills with the food was too old you will get in trouble you don't get sick at all the stuff to make sure to check before you eat
Description : Workers in deep mines usually suffer from dehydration because
Last Answer : Workers in deep mines usually suffer from dehydration because A. Water is lost due to evaporation B. ... lost along with salts in the form of sweat
Description : Assertion : Escherichia coli, Shigella sp. And salmonella sp. Are all responsible for diarrhoeal diseases. Reason : Dehydration is common to all types
Last Answer : Assertion : Escherichia coli, Shigella sp. And salmonella sp. Are all responsible for diarrhoeal ... If both the assertion and reason are false
Description : Which of the following yields But-2 ene on dehydration with conc.`H_(2)SO_(4)`?
Last Answer : Which of the following yields But-2 ene on dehydration with conc.`H_(2)SO_(4)`? A. 2-Methyl-2- ... 2-Propanol C. 2-Methyl-2-propanol D. Butan-2-ol
Description : 4-Hydroxy-4-methylpentanal on heating with excess of methanol in the presence of an acid catalyst followed by dehydration of the products gives
Last Answer : 4-Hydroxy-4-methylpentanal on heating with excess of methanol in the presence of an acid catalyst followed by ... of the products gives A. B. C. D.
Description : The correct order of case of dehydration of following is:
Last Answer : The correct order of case of dehydration of following is: A. I gt II gt III B. III gt II gt I C. I gt III gt II D. III gt I gt II
Last Answer : Workers in deep mines usually suffer from dehydration because A. Water is lost due to defecation B. Water ... D. Water is lost in the form of urine
Description : The compound which give the most stable carbonium ion on dehydration is
Last Answer : The compound which give the most stable carbonium ion on dehydration is A. `CH_(3) - underset(CH_(3)) ... underset(OH)underset(|)(CH)-CH_(2)CH_(3)`
Description : Assertion (A): Dehydration of alcohols can be carried out with Conc `H_(2)SO_(4)` but not with conc HCl Reason (R): `H_(2)SO_(4)` is dibasic while HCl
Last Answer : Assertion (A): Dehydration of alcohols can be carried out with Conc `H_(2)SO_(4)` but not with conc HCl ... R is false D. A is false but R is true
Description : To bring about dehydration of alcohols we can use
Last Answer : To bring about dehydration of alcohols we can use A. Conc. `H_(2)SO_(4)` B. anhydrous `Al_(2)O_(3)` C. ZnO D. both 1,2
Description : What are good ways for a 16 year old girl to prevent dehydration?
Last Answer : drink lots of water, especially during exercise when you'resweating a lot. don't wait until you feel thirsty to drink
Description : Why there is dehydration in flu?
Description : Dehydration?
Last Answer : Dehydration takes place when your body loses more fluids than you drink. If it's not treated on time, it can worsen and lead to serious problems such as heat-related emergencies and kidney problems. And ... . You can treat mild dehydration at home, but severe one needs to be treated in a hospital.
Description : Can you get cold sweats from dehydration and constipation?
Last Answer : it's also common with menopause to have night sweats and issues like that....I hope she is going to the doctor to get treatment....
Description : Hypokalemia occurs in (A) Cushing’s syndrome (B) Addison’s disease (C) Renal failure (D) Advanced dehydration
Last Answer : Answer : A
Description : Urine examination in secondary dehydration shows (A) Ketonuria (B) Low specific gravity (C) High specific gravity (D) Albuminuria
Last Answer : Answer : B