In his periodic table, Mendeleev could not assign a correct position to

In his periodic table, Mendeleev could not assign a correct
position to
by

1 Answer

Answer :

Hydrogen
by

Related questions

(a) Why do we classify elements? (b) What were the two criteria used by Mendeleev in creating his Periodic Table? ... Justify your answer. -Chemistry 9th

Description : (a) Why do we classify elements? (b) What were the two criteria used by Mendeleev in creating his Periodic Table? ... Justify your answer. -Chemistry 9th

Last Answer : (a) It is done so as to study the properties of elements conveniently. (b) Increasing order of atomic mass and similarities in chemical properties (especially nature and formulae of oxide and hydride formed). ... at that time. (e) They will be kept at same slot as they have same chemical properties.

How Mendeleev organized his periodic table?

Description : How Mendeleev organized his periodic table?

Last Answer : By the increasing Atomic Mass.

How did Mendeleev arrange the known element in his periodic table?

Description : How did Mendeleev arrange the known element in his periodic table?

Last Answer : He arranged the elements in the increasing order of their atomicmasses and repeating periodic properties.

How did Mendeleev arrange the known element in his periodic table?

Description : How did Mendeleev arrange the known element in his periodic table?

Last Answer : He arranged the elements in the increasing order of their atomicmasses and repeating periodic properties.

Mendeleev arranged the elements in his periodic table on the basis of

Description : Mendeleev arranged the elements in his periodic table on the basis of

Last Answer : atomic mass.

How many elements did Mendeleev introduce the modern periodic table ?

Description : How many elements did Mendeleev introduce the modern periodic table ?

Last Answer : Mendeleev introduced the modern periodic table with 67 elements.

What did Moseley use to reorder the elements of Mendeleev periodic table?

Description : What did Moseley use to reorder the elements of Mendeleev periodic table?

Last Answer : Henry Moseley discovered a relation between X-ray spectra and the atomic number of chemical elements.

How was Mendeleev and periodic table different from those of other chemists of the time?

Description : How was Mendeleev and periodic table different from those of other chemists of the time?

Last Answer : Feel Free to Answer

How did Mendeleev arrange the known elements in this periodic table?

Description : How did Mendeleev arrange the known elements in this periodic table?

Last Answer : Feel Free to Answer

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

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)

Who invented the modern Periodic table? (1) Faraday (2) Mendeleev (3) Newton (4) Bohr

Description : Who invented the modern Periodic table? (1) Faraday (2) Mendeleev (3) Newton (4) Bohr

Last Answer : (2) Mendeleev Explanation: Dmitri Mendeleev was a Russian chemist who developed the periodic classification of the elements in 1869 A.D.

Why are isotopes not considered in Mendeleev’s periodic table?Name the elements which are predicted by Mendeleev as eka –silicon and eka –aluminum

Description : Why are isotopes not considered in Mendeleev’s periodic table?Name the elements which are predicted by Mendeleev as eka –silicon and eka –aluminum

Last Answer : Ans.Because Mendeleev gave priority to similarities in properties. Germanium and gallium

What are the important features of Mendeleev periodic table?

Description : What are the important features of Mendeleev periodic table?

Last Answer : Ans: based on(i) increasing atomic mass (ii) similarities in properties of elements.(iii) 63 elements divided in 7 horizontal row called periods and 8 vertical groups

Who created periodic table? A. Faraday B. Lavoisier C. Arrhenius D. Mendeleev (Answer)

Description : Who created periodic table? A. Faraday B. Lavoisier C. Arrhenius D. Mendeleev (Answer)

Last Answer : D. Mendeleev (Answer)

Modern periodic law had been given by (1) Moseley (2) Mendeleev (3) Lother-Mayer (4) Lavoisier

Description : Modern periodic law had been given by (1) Moseley (2) Mendeleev (3) Lother-Mayer (4) Lavoisier

Last Answer : (1) Moseley Explanation: In 1913, H.G.J Moseley in England proved that the more fundamental properties of an element are its atomic number. Therefore he suggested that the basis of classification of elements should be atomic number.

State Mendeleev Periodic Law.

Description : State Mendeleev Periodic Law.

Last Answer : Ans: The chemical and physical properties of the elements are periodic functions of their atomic masses.

Name the person who developed a table of elements which revealed regularities in elemental properties in 1869? w) Theodore Richards x) Antoine Lavoisier y) Dmitri Mendeleev z) Svante Arrhenius

Description : Name the person who developed a table of elements which revealed regularities in elemental properties in 1869? w) Theodore Richards x) Antoine Lavoisier y) Dmitri Mendeleev z) Svante Arrhenius

Last Answer : ANSWER: Y -- DMITRI MENDELEEV

Position of Phosphorus in Periodic Table v , What is the reason ?

Description : Position of Phosphorus in Periodic Table v , What is the reason ?

Last Answer : The position of phosphorus is in class V in the periodic table , because- i) the atomic number of phosphorus is divisible by 15 or 5 ii) the last layer of phosphorus atom has 5 electrons

Where is the position of silicon in the periodic table ?

Description : Where is the position of silicon in the periodic table ?

Last Answer : The position of silicon ( Si) in the periodic table is in phase 3 and group 14.

(A) The position of an element an element in periodic in table after emission of one `alpha` and two `beta`-partilce remians unchanged. (R ) Emission

Description : (A) The position of an element an element in periodic in table after emission of one `alpha` and two `beta`-partilce remians unchanged. (R ) Emission

Last Answer : (A) The position of an element an element in periodic in table after emission of one `alpha` and two `beta` ... D. If both (A) and (R ) are incorrect.

A radioactive element is preset in VIII group of the periodic table. If it emits one `alpha`particle, the new position of the nuclide will be

Description : A radioactive element is preset in VIII group of the periodic table. If it emits one `alpha`particle, the new position of the nuclide will be

Last Answer : A radioactive element is preset in VIII group of the periodic table. If it emits one `alpha`particle, the new ... . VI B B. VIII C. VIIB D. I B

Hydrogen occupies a unique position in Modern Periodic Table". Justify the statement.

Description : Hydrogen occupies a unique position in Modern Periodic Table". Justify the statement.

Last Answer : Hydrogen occupies a unique position in Modern Periodic Table". Justify the statement.

What can you predict about an element from its position on the periodic table?

Description : What can you predict about an element from its position on the periodic table?

Last Answer : Its position predicts several useful characteristics:1. The no. of valence electrons/the type of valence orbitals2. The nature of element3. Other Elements having similar chemistry4. rough idea of the ionization enthalpy, electronegativity, andother parametersand many more things

What is the position of Hydrogen in the periodic table?

Description : What is the position of Hydrogen in the periodic table?

Last Answer : Ans. Group I, Period I

The position of three elements A, B and C in the periodic table shown below: a) State whether A is a metal or non-metal. b) State whether C is more reactive or less reactive than A. c) Will C be larger or smaller in size than B?

Description : The position of three elements A, B and C in the periodic table shown below: a) State whether A is a metal or non-metal. b) State whether C is more reactive or less reactive than A. c) Will C be larger or smaller in size than B?

Last Answer : a) Metals lie on the left side where as non-metals are B C placed on the right side of the periodic table. Group 17 is on the right side of the periodic table, thus element A is non-metal ... size decreases moving from left to right along a period. So atom C will be smaller in size than B.

How does the electronic configuration of an atom relate to its position in the modern periodic table?

Description : How does the electronic configuration of an atom relate to its position in the modern periodic table?

Last Answer : The group number of elements having up to two valence electrons is equal to the number of valence electrons. For example: Group 1 elements have 1 valence electron. Group 2 elements have 2 valence electrons. Group 13 elements have 3 valence electrons.

Name this chemical element. The principal use of this element has been in solid-state electronic devices, notably transistors. Its position in the periodic table is in group "4A". The element's atomic number is 32 and its chemical symbol is Ge.

Description : Name this chemical element. The principal use of this element has been in solid-state electronic devices, notably transistors. Its position in the periodic table is in group "4A". The element's atomic number is 32 and its chemical symbol is Ge.

Last Answer : ANSWER: GERMANIUM

What question did Mendeleev use to guide his science inquiry?

Description : What question did Mendeleev use to guide his science inquiry?

Last Answer : Need answer

Explain the Mendeleev’s Law of classification of elements also describe advantages & disadvantages of his periodic table.

Description : Explain the Mendeleev’s Law of classification of elements also describe advantages & disadvantages of his periodic table.

Last Answer : Ans : Mendeleeve's Law of Classification : Mendeleeve in 1869 arrange elements in order of increasing atomic masses. He placed chemically similar elements vertically beneath each other & concluded that : The ... metals. No Idea Of Atomic Structure : It failed to give the idea of atomic structure.

In which way the President can assign any of the functions of the Union Government to the State Government? (1) In his discretion (2) In consultation with the Chief Justice of India (3) In consultation with the Government of the State (4) In consultation with the State Governor

Description : In which way the President can assign any of the functions of the Union Government to the State Government? (1) In his discretion (2) In consultation with the Chief Justice of India (3) In consultation with the Government of the State (4) In consultation with the State Governor

Last Answer : (3) In consultation with the Government of the State Explanation: Article 258 of Indian constitution states that the President may, with the consent of the Government of a State, entrust either ... the Governor of a State to entrust State functions to the Central Government or its officers.

Realising that his new video game will be on the edge of contributing some profit in its second year, Gary lobbies hard to have the accounting department assign other projects in the firm higher levels of certain arbitrarily assigned costs. These costs are called __________ costs. A)fixed B)variable C)traceable common D)nontraceable common

Description : Realising that his new video game will be on the edge of contributing some profit in its second year, Gary lobbies hard to have the accounting department assign other projects in the firm ... . These costs are called __________ costs. A)fixed B)variable C)traceable common D)nontraceable common

Last Answer : D)nontraceable common

Which of the following is the correct sequence of the noble gases in their in the periodic table ?

Description : Which of the following is the correct sequence of the noble gases in their in the periodic table ?

Last Answer : Which of the following is the correct sequence of the noble gases in their in the periodic table ? A. Ar, He, Kr, ... Xe, Rn D. He, Ne, Ar, Kr, Xe, Rn

Which one of the following statements concerning elements in the Periodic Table is correct? A Elements of the same group all have the same number of electrons in the outermost occupied electron shell. B Elements of Group 16 occur as cations in ionic compounds. C Oxides of elements in Groups 16 and 17 are basic. D The halogens (Group 17) are all gases at room temperature. E The Group 13 elements are all metals.

Description : Which one of the following statements concerning elements in the Periodic Table is correct? A Elements of the same group all have the same number of electrons in the outermost occupied electron shell. B ... (Group 17) are all gases at room temperature. E The Group 13 elements are all metals.

Last Answer : D) Are compounds that exhibit both metallic & non-metallic properties to some extent and are exemplified by elements like germanium, silicon & boron

Match the items of Column I with item of Column II and assign the correct code.

Description : Match the items of Column I with item of Column II and assign the correct code.

Last Answer : Match the items of Column I with item of Column II and assign the correct code. A. `{:(,A,B,C,D),(,2,3,4,1):}` ... }` D. `{:(,A,B,C,D),(,4,5,3,2):}`

Match the items of Column I with item of Column II and assign the correct code.

Description : Match the items of Column I with item of Column II and assign the correct code.

Last Answer : Match the items of Column I with item of Column II and assign the correct code. A. `{:(,A,B,C,D),(,3,4,2,1):}` ... }` D. `{:(,A,B,C,D),(,1,2,3,4):}`

Match the items of Column I with item of Column II and assign the correct code.

Description : Match the items of Column I with item of Column II and assign the correct code.

Last Answer : Match the items of Column I with item of Column II and assign the correct code. A. `{:(,A,B,C,D),(,4,2,3,1):}` ... }` D. `{:(,A,B,C,D),(,3,4,5,1):}`

Match the items of Column I with items of Column II and assign the correct

Description : Match the items of Column I with items of Column II and assign the correct

Last Answer : Match the items of Column I with items of Column II and assign the correct A. `{:(,A,B,C,D),(,1,2,4,5):}` B. `{ ... }` D. `{:(,A,B,C,D),(,5,4,3,2):}`

Match the items of column I with items of column II and assign the correct code. `{:(ColumnI,ColumnII),((A)"Pendulum",(1)"Chrome steel"),((B)"Malachit

Description : Match the items of column I with items of column II and assign the correct code. `{:(ColumnI,ColumnII),((A)"Pendulum",(1)"Chrome steel"),((B)"Malachit

Last Answer : Match the items of column I with items of column II and assign the correct code. `{:(ColumnI,ColumnII),((A)"Pendulum",( ... {:(,A,B,C,D),(,4,5,3,2):}`

All of the following are true regarding the Qualitative Risk Analysis process except which one? A. Probability and impact and expert interview are used to help correct biases that occC. Qualitative Risk Analysis is an easy method of determining risk probability and impact that usually takes a good deal of time to perform. D. Risk urgency assessment is a tool and technique of this process used to determine which risks need near-term response plans.ur in the data you’ve gathered during this process. B. The probability and impact matrix is used during this process to assign red, yellow, and green conditions to risks.

Description : All of the following are true regarding the Qualitative Risk Analysis process except  which one?  A. Probability and impact and expert interview are used to help correct biases that occur  in the data ... of this process used to determine  which risks need near-term response plans.

Last Answer : C. Qualitative Risk Analysis is an easy method of determining risk probability and  impact that usually takes a good deal of time to perform.

You want to provide authorizations to a new user in an SAP system based on ASJava 7.10 or higherHow can you do this with the user management engine (UME)? Note: there are 2 correct answered to this question A. Add some actions to the user directly B. Add some actions to a role, then assign this role to the user C. Add some actions to a role, assign this role to a group, then assign thisgroup to the user D. Add some actions to a group, then assign this group to the use

Description : You want to provide authorizations to a new user in an SAP system based on ASJava 7.10 or higherHow can you do this with the user management engine (UME)? Note: there are 2 correct answered to this ... assign thisgroup to the user D. Add some actions to a group, then assign this group to the use

Last Answer : B. Add some actions to a role, then assign this role to the user C. Add some actions to a role, assign this role to a group, then assign thisgroup to the user

Could you use average number of neutrons instead of atomic number to build up a periodic table good as that of mendeleyev?

Description : Could you use average number of neutrons instead of atomic number to build up a periodic table good as that of mendeleyev?

Last Answer : it won't be possible since some elements exixts as isotopes

If you could assign 007’s next mission, what would it be?

Description : If you could assign 007’s next mission, what would it be?

Last Answer : Beat Putin at poker

Mendeleev was a scientist from which country ?

Description : Mendeleev was a scientist from which country ?

Last Answer : Mendeleev was a Russian scientist.

Mendeleev is a citizen of which country ?

Description : Mendeleev is a citizen of which country ?

Last Answer : Mendeleev is a Russian citizen.

What was arranged into a systemic chart by Dmitri mendeleev?

Description : What was arranged into a systemic chart by Dmitri mendeleev?

Last Answer : Feel Free to Answer

What did Dmitri mendeleev have to do to unlock the hidden pattern of the elements?

Description : What did Dmitri mendeleev have to do to unlock the hidden pattern of the elements?

Last Answer : What is the answer ?

What did mendeleev do with the elements that did not fit?

Description : What did mendeleev do with the elements that did not fit?

Last Answer : What is the answer ?

Why did Mendeleev swap Tellurium and Iodine around?

Description : Why did Mendeleev swap Tellurium and Iodine around?

Last Answer : Iodine has a lower relative Atomic Mass than tellurium, meaning it should come before tellurium following Mendeleev's rule. However, in order to place iodine with the elements that consisted of similar properties, he had to put it after tellurium. Thus breaking his own rule.-Hope this helped :)

Why is Mendeleev important?

Description : Why is Mendeleev important?

Last Answer : He is important because he was the person who invented the Periodic Table and made it how it is today

Why did Mendeleev swap Tellurium and Iodine around?

Description : Why did Mendeleev swap Tellurium and Iodine around?

Last Answer : Iodine has a lower relative Atomic Mass than tellurium, meaning it should come before tellurium following Mendeleev's rule. However, in order to place iodine with the elements that consisted of similar properties, he had to put it after tellurium. Thus breaking his own rule.-Hope this helped :)