Description : Negatively charged ions are called a. anions b. cations c. both d. none of them
Last Answer : anions
Description : Anion gap in plasma is because (A) Of differential distribution of ions across cell membranes (B) Cations outnumber anions in plasma (C) Anions outnumber cations in plasma (D) Of unmeasured anions in plasma
Last Answer : Answer : B
Description : A compound composed of cations and anions is called a?
Last Answer : covalent compound
Description : Atoms having the same number of protons but different number of neutrons are called : (1) Isotopes (2) Cations (3) Higgs-boson (4) Anions .
Last Answer : (1) Isotopes Explanation: Atoms that have the same number of protons but different numbers of neutrons are called isotopes. For example, carbon-12, carbon13 and carbon-14 are three isotopes of the element ... has 6 protons, so that the neutron numbers of these isotopes are 6, 7 and 8 respectively.
Description : Atoms having the same number of protons but different number of neutrons are called : (1) Isotopes (2) Cations (3) Higgs-boson (4) Anions
Last Answer : Isotopes
Description : Phosphorus and nitrogen ions generally get depleted in soil because they usually occur as (a) neutral ions (b) negatively charged ions (c) positively charged ions (d) both positively and negatively charged but disproportionate mixture.
Last Answer : (b) negatively charged ions
Description : Anion gap is the difference in the plasma concentrations of (A) (Chloride) – (Bicarbonate) (B) (Sodium) – (Chloride) (C) (Sodium + Potassium) – (Chloride + Bicarbonate) (D) (Sum of cations) – (Sum of anions)
Last Answer : Answer : C
Description : During electrolysis, the cations and anions of the electrolyte are 1. Discharged 2. Hydrolysed 3. In motion 4. Hydrated The correct answers are: (a) 1 and 3 (b) 2 and 4 (c) 3 and 4 (d) 1 and 2
Last Answer : Ans:(a)
Description : Ionic compounds containing cations (+ve ion) and anions (-ve ion) are?
Last Answer : Salt
Description : Explain why cations are smaller and anions are larger in size than their parent atom.
Last Answer : Ans.The ionic radius of cation is always smaller than the parent atom because the loss of one or more electrons increases the effective nuclear charge. As a result, the force of attraction of ... the force of attraction of the nucleus for the electrons decreases and hence the ionic radii increases.
Description : Active and passive transports across cell membrane differ in (a) passive transport is nonselective (b) passive transport is along the concentration gradient while active transport is due to metabolic ... (d) passive transport is confined to anions while active transport is confined to cations.
Last Answer : (b) passive transport is along the concentration gradient while active transport is due to metabolic energy
Description : The alpha particles are A)High`-` energy electrons B)Positively charged hydrogen ions C) High`-` energy `X-` rays radiations D)Double positively charg
Last Answer : The alpha particles are A)High`-` energy electrons B)Positively charged hydrogen ions C) ... ray radiations D. double positively charged helium nuclei
Description : When water breaks apart it releases positively charged hydrogen ions and negatively charged ions?
Last Answer : Need answer
Description : In the mass spectrograph, two positively charged ions having the same velocity pass through a slit and enter a uniform magnetic field at right angles to their initial velocities. The ions will NOT be ... charges and their masses are equal z) the ratios of their charges to their masses are equal
Last Answer : ANSWER: Z -- THE RATIOS OF THEIR CHARGES TO THEIR MASSES ARE EQUAL
Description : A high voltage applied to a gas discharge tube containing neon gas at very low pressure causes a current to flow through the tube. Which one of the following are the particles that flow towards the ... Are they w) electrons x) protons y) negatively charged neon ions z) positively charged neon ions
Last Answer : ANSWER: Z -- POSITIVELY CHARGED NEON IONS
Description : Pick out the correct statement. (A) Loss of electrons from neutral atoms produces negative ions (B) The radius of nucleus & atomic size are of the order of 10 -12 cm & 10 - 8 cm respectively (C) Gain of electrons by neutral atoms form cations
Last Answer : (B) The radius of nucleus & atomic size are of the order of 10 -12 cm & 10 - 8 cm respectivel
Description : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. Pseudo halogens can acts as ligands
Last Answer : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. ... and C black D. `Na(CN)_2^-`
Last Answer : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. ... NaBr C. (C) NaF D. (D) Nal
Last Answer : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. ... . H_2O` D. (D) None of these
Last Answer : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides ... . `NaCN, NaOCN` D. `HCOONa, NH_3`
Description : The true statement about solutions of amino acids at physiological pH is (A) All amino acids contain both positive and negative charges (B) All amino acids contain positively charged side chains ... amino acids contain only positive charge (D) All amino acids contain negatively charged side chains
Last Answer : Answer : A
Description : A zwitterion is (a) an ion that is positively charged in solution (b) an ion that is negatively charged in solution (c) a compound that can ionize both as a base and an acid. (d) a carbohydrate with an electrical charge.
Last Answer : a compound that can ionize both as a base and an acid
Description : The true statement about solutions of amino acids at physiological pH is (A) All amino acids contain both positive and negative charges (B) All amino acids contain positively charged side chains ... amino acids contain only positive Charge (D) All amino acids contain negatively charged side chains
Last Answer : (A) All amino acids contain both positive and negative charges
Description : Which of the following statements is incorrect? (a) Electrons move toward positively charged locations. (b) An electron-rich atom is called an electrophile. (c) An electrophile is electron loving. (d) A nucleophile has a a pair of electrons it can share
Last Answer : An electron-rich atom is called an electrophile.
Description : 3. A positively-charged particle (alpha-particle) projected towards the west is deflected towards north by a magnetic field. The direction of magnetic field is -Physics-10
Last Answer : The direction of the magnetic field can be determined using the Fleming’s Left hand rule. According to the rule, if we arrange our thumb, forefinger and the middle finger of the left ... north, hence the direction of magnetic field will be upward according to Fleming’s Left hand rule.
Description : Why are histones positively charged? -Biology
Last Answer : answer:
Description : A hollow sphere of copper is positively charged, Then what will the electric field be inside the sphere? -Do You Know?
Description : Which of the following is a positively charged particle of an atom ?
Last Answer : A positively charged particle proton of an atom.
Description : Canal rays are positively charged.
Last Answer : Canal rays are positively charged.
Description : The dispersed phase in colloidal iron (III) hydroxide and collodial gold is positively and negtively charged respectively with of the following statem
Last Answer : The dispersed phase in colloidal iron (III) hydroxide and collodial gold is positively and negtively ... readily than the iron (III) hydroxide sol.
Description : Which of the following sols is positively charged ?
Last Answer : Which of the following sols is positively charged ? A. Arsenious sulphide B. Aluminium hydroxide ... D. Silver iodide in silver nitrate solution
Description : When negatively charged colloids like `As_(2)S_(3)` sol is added to positively charged `Fe(OH)_(3)` sol in suitable amounts
Last Answer : When negatively charged colloids like `As_(2)S_(3)` sol is added to positively charged `Fe ... colloids. D. They become negatively charged colloids.
Description : (A) Protons are better projectiles than neutrons. (R ) The neutrons being neutral do not experience repulsion from positively charged nucleus.
Last Answer : (A) Protons are better projectiles than neutrons. (R ) The neutrons being neutral do not experience repulsion ... If both (A) and (R ) are incorrect.
Description : What is a positively-charged partica found free or in a nucleus?
Description : Is human blood positively or negatively charged?
Last Answer : Neither, blood is neutral.It does contain both positively and negatively charged ions, butin equal amounts so that they cancel.
Description : Who Positively charged nucleus?
Last Answer : Feel Free to Answer
Description : What happens to an object atoms when the object become positively charged?
Last Answer : Physics
Description : What positively charged particle is located in the nucleus of an atom?
Last Answer : This particle is the proton.
Description : How does an atom become positively charged?
Last Answer : An atom gains a positive charge by losing electrons.
Description : What happens when you bring a negative and positively charged ion together?
Last Answer : If a negative ion meets a positive ion they may form an ionic compound.
Description : Alpha particles are positively charged. They most likely have which of these?
Last Answer : more protons than electrons A+
Description : Can two positively charged body attract each other?
Last Answer : yes--consider two charged bodies (having positive charge). One body is very large in comparison to the other. The large body will induce opposite charge in the small body and thus both will attract each other
Description : A good conductor while carrying current is - (1) alternately charged positive and negative (2) negatively charged (3) positively charged (4) electrically neutral
Last Answer : (2) negatively charged Explanation: Electrons carry current in a good conductor of electricity and they are negatively charged. This makes a good electrical conductor negatively charged.
Description : X-rays are – (1) positively charged particles (2) negatively charged particles (3) neutral particles (4) None of these
Last Answer : (3) neutral particles Explanation: Like gamma rays and neutrons, X-rays are electrically neutral. They have neither a positive nor a negative charge. They cannot be accelerated or made to ... particles (electrons and positrons) and heavy charged particles (protons, alpha particles and heavier ions).
Description : A wire carrying current is – (1) positively charged (2) negatively charged (3) neutral (4) charged with a type depending upon current strength
Last Answer : (3) neutral
Description : A hollow sphere of copper is positively charged, Then what will the electric field be inside the sphere?
Last Answer : Zero
Description : SnO2 forms a positively charged colloidal sol in acidic medium and a negatively charged sol in the basic medium. Why ?
Last Answer : Ans. SnO2 is amphoteric in nature. It reacts with acid eg. HCl to form SnCl4 in the solution. The common Sn4+ ions are adsorbed on the surface of SnO2 particles giving them a positive ... solution. The stannate ions are adsorbed on the surface of SnO2 particles giving them a negative charge.
Description : ------- are positively (+) charged particles? A. Neutrons B. Electrons C. Protons (Answer) D. None of These
Last Answer : C. Protons (Answer)
Description : When one material is rubbed against the other, then it becomes electrically A. neutral B. charged C. positively charged D. negatively charged
Last Answer : charged