Description : Iron which resembles Cobalt and Nickel in properties has been placed far away from these elements. This was one of the limitations of : (1) Modern periodic table (2) Newland's law of octaves (3) Dobereiner's triads (4) Mendeleev's periodic table
Last Answer : (2) Newland's law of octaves Explanation: Among the major limitations of Newlands Law of Octaves, some similar elements have been separated from one another while some dissimilar elements have been placed in the same column.
Description : In 1866, John Newlands, an English scientist, arranged the then known elements in the order of increasing atomic masses. He found that every eighth element had properties similar to that of the first. He called it ... of Pentamates (2) Law of musical notes (3) Law of Octaves (4) None of the above
Last Answer : (3) Law of Octaves Explanation: Newlands compared his discovery to the octaves found in music and thus, he called it the ‘Law of Octaves’. It is also known as ‘Newlands’ Law of Octaves’.
Description : X and Y are the two elements having similar properties which obey Newland’s law of octaves. How many elements are there in-between X and Y?
Last Answer : There are 6 elements between X and Y
Description : what is Newlands' law of octaves? Explain with example
Last Answer : what is Newlands' law of octaves? Explain with example
Description : State Newland’s law of Octaves.
Last Answer : New land law of octaves states that “When elements are arranged in the order of increasing atomic mass, the properties of the eighth element (starting from any given element) are a repetition of the properties of the first element”
Description : NEWLAND’S OCTAVES
Last Answer : After failure of Dobereiner's triads, newland's octaves classification was done. 56 elements were discovered. Elements are arranged in an increasing order of their atomic masses. Every ... later several elements were known. It not includes inert gases because they were not discovered.
Description : This scientist gave the law- ‘Properties of elements are a periodic function of their atomic number.’ This property of the fundamental importance of atomic number was discovered by- (1) Johann Wolfgang Döbereiner (2) John Newlands (3) Dmitri lvanovich Mendeléev (4) Henry Moseley
Last Answer : (4) Henry Moseley Explanation: In 1913, Henry Moseley showed that the atomic number of an element is a more fundamental property than its atomic mass as described below.
Description : Law of octaves says that if the chemical elements are arranged according to increasing atomic weight, those with similar physical and chemical properties occur after each interval of elements
Last Answer : 7
Description : Which statement is incorrect regarding the Code of Ethics for Professional Accountants in the Philippines? a. Professional accountants refer to persons who are Certified Public Accountants (CPA) ... the ethical requirements as the basic principles which they should follow in performing their work
Last Answer : Where a national statutory requirement is in conflict with a provision of the IFAC Code, the IFAC Code requirement prevails.
Description : The names of the scientists, Newlands, Mendeleev and Meyer are associated with the development of (a) Atomic structure (b) Metallurgy (c) Periodic table of elements (d) Discovery of elements
Last Answer : Ans:(c)
Description : Newlands' table, the elements were placed with the halogens - (1) Mn and As (2) Fe and Se (3) Ce and La (4) Co and Ni
Last Answer : (4) Co and Ni Explanation: Newlands' Law of Octaves suffered from lot of limitations, In order to fit elements into his table, Newlands ad justed two elements in the same slot, but also put some unlike elements under the same note.
Description : According to Newland’s classification of elements, the properties of sulphur are similar to those of oxygen because sulphur is the
Last Answer : eighth element starting from oxygen
Description : What similarity was observed by Newland in the properties of elements and octaves of music?
Last Answer : When Newland arranged the elements, he found that the properties of eighth element resembled the properties of the first element, This repetition in the properties is just like the repetition of eighth note in an octave of music. (sarega ma pa da nisa)
Description : The periodicity of repetition of properties in Newland’s law was
Last Answer : eight.
Description : (2) it is lighter than air Explanation: Helium is the second lightest element and is the second most abundant element in the observable universe, being present at about 24% of the total elemental mass ... elements combined. A well-known but minor use is as a lifting gas in balloons and airships
Last Answer : Ammonial is a mixture of – (1) aluminium powder and ammonium nitrate (2) aluminium powder and ammonium chloride (3) aluminium powder and ammonium sulphate (4) aluminium powder and potassium nitrate
Description : The reactivity of an ionic compound element is explained as its tendency to attain noble gas configuration. How do the elements do so? (1) Lose electrons (2) Gain electrons (3) Both are correct (4) Both are incorrect
Last Answer : (3) Both are correct Explanation: The reactivity of elements is explained as their tendency to attain a completely filled outer shell. This is called as having attained noble gas configuration. Once noble gas configuration is reached, the elements lose their reactivity.
Description : Law of octaves was propounded by?
Last Answer : John Newland
Description : What are the limitations of Newland law of Octaves?
Last Answer : Newland law of octaves could not be extended after 17 elements.
Description : Why Newland law of octaves is called so?
Last Answer : As Newland law is similar to the octaves in music, he called the law as law of octaves.
Description : Who gave the 'law of octaves'?
Last Answer : Ethanoic acid
Description : Choose the correct statement regarding thermal cracking. (A) Moderate changes in operating temperature does not change the depth of cracking (B) Increased residence time results in the decreased ... of lighter hydrocarbons are more (D) Greater depth of cracking gives lower octane number gasoline
Last Answer : (D) Greater depth of cracking gives lower octane number gasoline
Description : The incorrect statement(s) regarding oxides of group-16 elements is/are
Last Answer : The incorrect statement(s) regarding oxides of group-16 elements is/are A. Reducing property of dioxide ... agent while `TeO_(2)` is a reducing agent
Description : Which of the following statements is correct concerning an auditor's responsibilities regarding financial statements? a. The auditor's report should provide an assurance as to the future ... with an applicable financial reporting framework is an implicit part of the auditor's responsibilities
Last Answer : An auditor's responsibilities for audited financial statements are confined to the expression of the auditor's opinion
Description : Pick up the assumption for the design of a pre-stressed concrete member from the following: (A) A transverse plane section remains a plane after bending (B) During deformation limits, Hook's ... of stress in reinforcement due to changes in external loading is negligible (D) All the above
Last Answer : Answer: Option D
Description : Pick up the correct statement regarding the centre line method of estimating a building (A) Product of the centre line of the walls and area of cross-section of any item, gives total quantity of the ... length is reduced by half the layer of main wall joining the partition wall (D) All the above
Last Answer : (D) All the above
Description : Identify the incorrect statement. (a) Heartwood does not conduct water but gives mechanical support. (b) Sapwood is involved in conduction of water and minerals from root to leaf. (c) Sapwood is the innermost ... . (d) Due to deposition of tannins, resins, oils, etc., heartwood is dark in colour.
Last Answer : (c) Sapwood is the innermost secondary xylem and is lighter in colour
Description : Pick up the incorrect statement applicable to the field test of good cement. (A) When one thrusts one's hand into a bag of cement, one should feel warm (B) The colour of the cement is bluish (C) By rubbing cement in between fingers, one should feed rough (D) All the above
Description : Muller Breslau's principle for obtaining influence lines is applicable to (i) Trusses (ii) Statically determinate beams and frames (iii) Statically indeterminate structures, the material of which is elastic and follows Hooke's law (iv ... B) (i), (ii) and (iv) (C) (i) and (ii) (D) Only (i)
Last Answer : (A) (i), (ii) and (iii)
Description : Mark the incorrect option relating to Children Policy a) The minimum limit for insurance under this scheme shall be Rs2000/- b) Agency commission not available in this scheme c) No loan shall be applicable to children policies.
Last Answer : c) No loan shall be applicable to children policies.
Description : When Calcium reacts with water it starts floating on top of water because A) bubbles of carbon dioxide formed stick to the surface of metal B) bubbles of hydrogen formed stick to the surface of metalC) Calcium is lighter than water D) None of the above
Last Answer : B) bubbles of hydrogen formed stick to the surface of metal
Description : Kirchoff's law is applicable to (A) Monochromatic radiation only (B) Total radiation only (C) Both (A) and (B) (D) Only volumes and not to surfaces
Last Answer : (C) Both (A) and (B)
Description : Why did Newlands place Hydrogen in the that octave?
Last Answer : Feel Free to Answer
Description : The names of the scientists; Newlands; Mendeleev; and Meyer are associated with the development of?
Last Answer : periodic table of contents
Description : It is important to balance the chemical equations to satisfy the law of conservation of mass. Which of the following statements of the law is incorrect? (a) The total mass of the elements present in ... the reaction (d) Mass can neither be created nor can it be destroyed in a chemical Reaction.
Last Answer : Answer : (c) The chemical composition of the reactants is the same before and after the reaction
Description : Consider the following statements for priority queue: S1: It is a data structure in which the intrinsic ordering of the elements does determine the result of its basic operations. S2: The elements of a priority queue ... . (C) SI is incorrect and S2 is correct. (D) Both S1 and S2 are correct.
Last Answer : (D) Both S1 and S2 are correct.
Description : Two stones of unequal masses are thrown vertically up with the same velocity. Which of the following will happen? (1) The heavier mass will reach greater height (2) The lighter mass will reach greater height (3) Both will reach the same height (4) Any of them may reach greater height
Last Answer : (3) Both will reach the same height Explanation: Galileo's experiment showed that if two bodies of unequal masses are dropped from the same height, the time required by them to reach the ground are equal ... reach the ground is equal to unity. This means that both of them will reach the same height.
Last Answer : Both will reach the same height
Description : The Snell law is applicable for perpendicular polarisation and the Brewster law is applicable for parallel polarisation. State True/False. a) True b) False
Last Answer : a) True
Description : In the frequency theory of smell how many octaves can a human detect?
Last Answer : It is not possible to rank smells on a single scale the way we do for sound. There are different combinations of chemicals that can be detected. I suppose we could compare a human's capabilities ... , and taking a dog's sensitivity as four octaves, express human capability as some fraction of that.
Description : A frequency of 3000 Hz has how many octaves above 1000 Hz? A. 1.6 octaves B. 2.1 octaves C. 1 octave D. 3 octaves
Last Answer : A. 1.6 octaves
Description : What frequency is 10 octaves above 30 Hz? A. 30.72 kHz B. 30 kHz C. 300 Hz D. 307.2 kHz
Last Answer : A. 30.72 kHz
Description : The basic voice band has how many octaves? A. 10 B. 4 C. 5 D. 3
Last Answer : B. 4
Description : Pick up the incorrect statement regarding a master trap from the following: (A) It is provided in between the lower end of the house drain and the street sewer (B) It is provided a cleaning eye at the ... fitted at the top of the inlet pipe (D) The water seal is less than that of ordinary traps
Last Answer : (D) The water seal is less than that of ordinary traps
Description : CNA or those that works or worked in the nursing field, what is your craziest story regarding a patient?
Last Answer : Not me but my fiancé almost got punched yesterday cause a patient was being a fucking asshole. Dude legit said he was gonna punch her and well… long story short he was gonna do it because he didn’t wanna get out of the bed and into his chair. She works in rehabilitation. ♂️
Description : Boyle’s law i.e. pV = constant is applicable to gases under (a) all ranges of pressures (b) only small range of pressures (c) high range of pressures (d) steady change of pressures (e) atmospheric conditions.
Last Answer : Answer : b
Description : Mark the correct option a) If the certificate is encashed in case of death of the depositor before expiry on of one year from the date of purchase, only the face value of certificate shall be payable b ... after expiry of one year SB interest will be applicable c) Both A &B d) None of these
Last Answer : d) None of these
Description : Which of the following characters is correct regarding network topologies: a) Network Topologies describe the ways in which the elements of a network are mapped. b) Network Topologies describe the physical and logical arrangement of the network nodes. c) Both of Above d) None of These
Last Answer : c) Both of Above
Description : Which statement is incorrect regarding the pronouncements of AASC? a. The PSAs and Interpretations may also have application, as appropriate, to other related activities of auditors b. PSAs contain basic ... be applied to material matters. d. The Interpretations have the same authority as the PAPSs
Last Answer : The Interpretations have the same authority as the PAPSs
Description : Which of the following three elements is applicable ?
Last Answer : In case of K, Li, Na, the triad formula is applicable.