new delhi indicating that the opposition would only sharpen its attack on the government in the 2g case bjp on tuesday questioned home minister p chidambarams silence on his role in the spectrum allocation saying he has a lot to answer on the issue that has caused revenue loss to the nation since the allocation of 2g spectrum has caused a loss to the public exchequer and gains for those in government the recent spat between two top ministers finance minister pranab mukherjee and chidambaram is not an internal matter of the congress party said senior bjp leader arun jaitley while discussing the contentious note from mukherjees office dated march 25 2011 that has created a flutter in the government jaitley who was speaking to journalists at the indian women press corps also took a dig at the congress saying its leadership was trying to find a patchwork solution to the crisis created in the party by the march 25 note of the finance ministry and that its infighting does not answer as to who is responsible for the loss he said the finance ministry note to the pmo which has generated controversy as it says that chidambaram as finance minister in 2008 should have insisted on auctioning of 2g spectrum is the factual recording of all that happened in the matter jaitley leader of opposition in the rajya sabha alleged that chidambaram has changed his position on the allocation of 2g spectrum and asked why he did it chidambaram has gone into a silent mode it would be better if he answers all these issues otherwise the presumptions are against him he said the issue of finance ministrys note in relation to 2g and the issues that it has thrown up is not an internal matter of the congress party it would be better if the congress party and its spokesmen answer the questions raised on the contents of the document namely that loss has been caused to public revenue by allotting spectrum in 2008 at 2001 prices he said he also alleged that cbi was bending backwards on the role of chidambaram in the 2g spectrum allocation issue which he said was a disturbing trend besides chidambaram the issue will also bring to light the role of pranab mukherjee and prime minister manmohan singh jaitley claimed adding if the finance minister and the finance ministry at that time had been vigilant and careful this loss could have been averted it would be better if the congress party and its spokesmen answer that question the matter involved revenue loss to the state exchequer and giving benefits to private persons he said it is an administrative matter which is being investigated and is concerned with the law of the country the nation will not be satisfied with the reply of congress so far he added on the current crisis engulfing the government jaitley said efforts are made for two senior ministers to arrive at a patchwork solution with the intervention